398973952

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:134

約数の個数: 176

約数和(自身を含む): 953279712

約数和(自身を除く): 554305760

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 41, 43, 52, 64, 68, 82, 86, 104, 128, 136, 164, 172, 208, 221, 256, 272, 328, 344, 416, 442, 512, 533, 544, 559, 656, 688, 697, 731, 832, 884, 1024, 1066, 1088, 1118, 1312, 1376, 1394, 1462, 1664, 1763, 1768, 2132, 2176, 2236, 2624, 2752, 2788, 2924, 3328, 3526, 3536, 4264, 4352, 4472, 5248, 5504, 5576, 5848, 6656, 7052, 7072, 8528, 8704, 8944, 9061, 9503, 10496, 11008, 11152, 11696, 13312, 14104, 14144, 17056, 17408, 17888, 18122, 19006, 20992, 22016, 22304, 22919, 23392, 28208, 28288, 29971, 34112, 35776, 36244, 38012, 41984, 44032, 44608, 45838, 46784, 56416, 56576, 59942, 68224, 71552, 72488, 76024, 89216, 91676, 93568, 112832, 113152, 119884, 136448, 143104, 144976, 152048, 178432, 183352, 187136, 225664, 226304, 239768, 272896, 286208, 289952, 304096, 356864, 366704, 374272, 389623, 451328, 479536, 545792, 572416, 579904, 608192, 713728, 733408, 748544, 779246, 902656, 959072, 1159808, 1216384, 1466816, 1558492, 1805312, 1918144, 2319616, 2432768, 2933632, 3116984, 3836288, 4639232, 4865536, 5867264, 6233968, 7672576, 9278464, 9731072, 11734528, 12467936, 15345152, 23469056, 24935872, 30690304, 49871744, 99743488, 199486976, 398973952]

約数ペア:

[(1, 398973952), (2, 199486976), (4, 99743488), (8, 49871744), (13, 30690304), (16, 24935872), (17, 23469056), (26, 15345152), (32, 12467936), (34, 11734528), (41, 9731072), (43, 9278464), (52, 7672576), (64, 6233968), (68, 5867264), (82, 4865536), (86, 4639232), (104, 3836288), (128, 3116984), (136, 2933632), (164, 2432768), (172, 2319616), (208, 1918144), (221, 1805312), (256, 1558492), (272, 1466816), (328, 1216384), (344, 1159808), (416, 959072), (442, 902656), (512, 779246), (533, 748544), (544, 733408), (559, 713728), (656, 608192), (688, 579904), (697, 572416), (731, 545792), (832, 479536), (884, 451328), (1024, 389623), (1066, 374272), (1088, 366704), (1118, 356864), (1312, 304096), (1376, 289952), (1394, 286208), (1462, 272896), (1664, 239768), (1763, 226304), (1768, 225664), (2132, 187136), (2176, 183352), (2236, 178432), (2624, 152048), (2752, 144976), (2788, 143104), (2924, 136448), (3328, 119884), (3526, 113152), (3536, 112832), (4264, 93568), (4352, 91676), (4472, 89216), (5248, 76024), (5504, 72488), (5576, 71552), (5848, 68224), (6656, 59942), (7052, 56576), (7072, 56416), (8528, 46784), (8704, 45838), (8944, 44608), (9061, 44032), (9503, 41984), (10496, 38012), (11008, 36244), (11152, 35776), (11696, 34112), (13312, 29971), (14104, 28288), (14144, 28208), (17056, 23392), (17408, 22919), (17888, 22304), (18122, 22016), (19006, 20992)]