123695312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9749}}^1$

素因数の和:9831

約数の個数: 40

約数和(自身を含む): 262353000

約数和(自身を除く): 138657688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 9749, 12688, 19498, 38996, 77992, 126737, 155984, 253474, 506948, 594689, 1013896, 1189378, 2027792, 2378756, 4757512, 7730957, 9515024, 15461914, 30923828, 61847656, 123695312]

約数ペア:

[(1, 123695312), (2, 61847656), (4, 30923828), (8, 15461914), (13, 9515024), (16, 7730957), (26, 4757512), (52, 2378756), (61, 2027792), (104, 1189378), (122, 1013896), (208, 594689), (244, 506948), (488, 253474), (793, 155984), (976, 126737), (1586, 77992), (3172, 38996), (6344, 19498), (9749, 12688)]