331095128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:937

約数の個数: 128

約数和(自身を含む): 836075520

約数和(自身を除く): 504980392

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 31, 34, 52, 56, 62, 68, 91, 104, 119, 124, 136, 182, 217, 221, 238, 248, 364, 403, 434, 442, 476, 527, 728, 806, 863, 868, 884, 952, 1054, 1547, 1612, 1726, 1736, 1768, 2108, 2821, 3094, 3224, 3452, 3689, 4216, 5642, 6041, 6188, 6851, 6904, 7378, 11219, 11284, 12082, 12376, 13702, 14671, 14756, 22438, 22568, 24164, 26753, 27404, 29342, 29512, 44876, 47957, 48328, 53506, 54808, 58684, 78533, 89752, 95914, 102697, 107012, 117368, 157066, 187271, 190723, 191828, 205394, 214024, 314132, 347789, 374542, 381446, 383656, 410788, 454801, 628264, 695578, 749084, 762892, 821576, 909602, 1335061, 1391156, 1498168, 1525784, 1819204, 2434523, 2670122, 2782312, 3183607, 3638408, 4869046, 5340244, 5912413, 6367214, 9738092, 10680488, 11824826, 12734428, 19476184, 23649652, 25468856, 41386891, 47299304, 82773782, 165547564, 331095128]

約数ペア:

[(1, 331095128), (2, 165547564), (4, 82773782), (7, 47299304), (8, 41386891), (13, 25468856), (14, 23649652), (17, 19476184), (26, 12734428), (28, 11824826), (31, 10680488), (34, 9738092), (52, 6367214), (56, 5912413), (62, 5340244), (68, 4869046), (91, 3638408), (104, 3183607), (119, 2782312), (124, 2670122), (136, 2434523), (182, 1819204), (217, 1525784), (221, 1498168), (238, 1391156), (248, 1335061), (364, 909602), (403, 821576), (434, 762892), (442, 749084), (476, 695578), (527, 628264), (728, 454801), (806, 410788), (863, 383656), (868, 381446), (884, 374542), (952, 347789), (1054, 314132), (1547, 214024), (1612, 205394), (1726, 191828), (1736, 190723), (1768, 187271), (2108, 157066), (2821, 117368), (3094, 107012), (3224, 102697), (3452, 95914), (3689, 89752), (4216, 78533), (5642, 58684), (6041, 54808), (6188, 53506), (6851, 48328), (6904, 47957), (7378, 44876), (11219, 29512), (11284, 29342), (12082, 27404), (12376, 26753), (13702, 24164), (14671, 22568), (14756, 22438)]