131121735

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 228427776

約数和(自身を除く): 97306041

約数列:

[1, 3, 5, 15, 23, 53, 69, 71, 101, 115, 159, 213, 265, 303, 345, 355, 505, 795, 1065, 1219, 1515, 1633, 2323, 3657, 3763, 4899, 5353, 6095, 6969, 7171, 8165, 11289, 11615, 16059, 18285, 18815, 21513, 24495, 26765, 34845, 35855, 56445, 80295, 86549, 107565, 123119, 164933, 259647, 369357, 380063, 432745, 494799, 615595, 824665, 1140189, 1298235, 1846785, 1900315, 2473995, 5700945, 8741449, 26224347, 43707245, 131121735]

約数ペア:

[(1, 131121735), (3, 43707245), (5, 26224347), (15, 8741449), (23, 5700945), (53, 2473995), (69, 1900315), (71, 1846785), (101, 1298235), (115, 1140189), (159, 824665), (213, 615595), (265, 494799), (303, 432745), (345, 380063), (355, 369357), (505, 259647), (795, 164933), (1065, 123119), (1219, 107565), (1515, 86549), (1633, 80295), (2323, 56445), (3657, 35855), (3763, 34845), (4899, 26765), (5353, 24495), (6095, 21513), (6969, 18815), (7171, 18285), (8165, 16059), (11289, 11615)]