981235904

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:454

約数の個数: 112

約数和(自身を含む): 2193682176

約数和(自身を除く): 1212446272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 71, 88, 134, 142, 176, 268, 284, 293, 352, 536, 568, 586, 704, 737, 781, 1072, 1136, 1172, 1474, 1562, 2144, 2272, 2344, 2948, 3124, 3223, 4288, 4544, 4688, 4757, 5896, 6248, 6446, 9376, 9514, 11792, 12496, 12892, 18752, 19028, 19631, 20803, 23584, 24992, 25784, 38056, 39262, 41606, 47168, 49984, 51568, 52327, 76112, 78524, 83212, 103136, 104654, 152224, 157048, 166424, 206272, 209308, 215941, 228833, 304448, 314096, 332848, 418616, 431882, 457666, 628192, 665696, 837232, 863764, 915332, 1256384, 1331392, 1393801, 1674464, 1727528, 1830664, 2787602, 3348928, 3455056, 3661328, 5575204, 6910112, 7322656, 11150408, 13820224, 14645312, 15331811, 22300816, 30663622, 44601632, 61327244, 89203264, 122654488, 245308976, 490617952, 981235904]

約数ペア:

[(1, 981235904), (2, 490617952), (4, 245308976), (8, 122654488), (11, 89203264), (16, 61327244), (22, 44601632), (32, 30663622), (44, 22300816), (64, 15331811), (67, 14645312), (71, 13820224), (88, 11150408), (134, 7322656), (142, 6910112), (176, 5575204), (268, 3661328), (284, 3455056), (293, 3348928), (352, 2787602), (536, 1830664), (568, 1727528), (586, 1674464), (704, 1393801), (737, 1331392), (781, 1256384), (1072, 915332), (1136, 863764), (1172, 837232), (1474, 665696), (1562, 628192), (2144, 457666), (2272, 431882), (2344, 418616), (2948, 332848), (3124, 314096), (3223, 304448), (4288, 228833), (4544, 215941), (4688, 209308), (4757, 206272), (5896, 166424), (6248, 157048), (6446, 152224), (9376, 104654), (9514, 103136), (11792, 83212), (12496, 78524), (12892, 76112), (18752, 52327), (19028, 51568), (19631, 49984), (20803, 47168), (23584, 41606), (24992, 39262), (25784, 38056)]