91681408

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1$

素因数の和:514

約数の個数: 128

約数和(自身を含む): 238533120

約数和(自身を除く): 146851712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 128, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 448, 463, 476, 544, 728, 832, 884, 896, 926, 952, 1088, 1456, 1547, 1664, 1768, 1852, 1904, 2176, 2912, 3094, 3241, 3536, 3704, 3808, 5824, 6019, 6188, 6482, 7072, 7408, 7616, 7871, 11648, 12038, 12376, 12964, 14144, 14816, 15232, 15742, 24076, 24752, 25928, 28288, 29632, 31484, 42133, 48152, 49504, 51856, 55097, 59264, 62968, 84266, 96304, 99008, 102323, 103712, 110194, 125936, 168532, 192608, 198016, 204646, 207424, 220388, 251872, 337064, 385216, 409292, 414848, 440776, 503744, 674128, 716261, 770432, 818584, 881552, 1007488, 1348256, 1432522, 1637168, 1763104, 2696512, 2865044, 3274336, 3526208, 5393024, 5730088, 6548672, 7052416, 11460176, 13097344, 22920352, 45840704, 91681408]

約数ペア:

[(1, 91681408), (2, 45840704), (4, 22920352), (7, 13097344), (8, 11460176), (13, 7052416), (14, 6548672), (16, 5730088), (17, 5393024), (26, 3526208), (28, 3274336), (32, 2865044), (34, 2696512), (52, 1763104), (56, 1637168), (64, 1432522), (68, 1348256), (91, 1007488), (104, 881552), (112, 818584), (119, 770432), (128, 716261), (136, 674128), (182, 503744), (208, 440776), (221, 414848), (224, 409292), (238, 385216), (272, 337064), (364, 251872), (416, 220388), (442, 207424), (448, 204646), (463, 198016), (476, 192608), (544, 168532), (728, 125936), (832, 110194), (884, 103712), (896, 102323), (926, 99008), (952, 96304), (1088, 84266), (1456, 62968), (1547, 59264), (1664, 55097), (1768, 51856), (1852, 49504), (1904, 48152), (2176, 42133), (2912, 31484), (3094, 29632), (3241, 28288), (3536, 25928), (3704, 24752), (3808, 24076), (5824, 15742), (6019, 15232), (6188, 14816), (6482, 14144), (7072, 12964), (7408, 12376), (7616, 12038), (7871, 11648)]