129743570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{2971}}^1$

素因数の和:3386

約数の個数: 32

約数和(自身を含む): 255496896

約数和(自身を除く): 125753326

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 397, 794, 1985, 2971, 3970, 4367, 5942, 8734, 14855, 21835, 29710, 32681, 43670, 65362, 163405, 326810, 1179487, 2358974, 5897435, 11794870, 12974357, 25948714, 64871785, 129743570]

約数ペア:

[(1, 129743570), (2, 64871785), (5, 25948714), (10, 12974357), (11, 11794870), (22, 5897435), (55, 2358974), (110, 1179487), (397, 326810), (794, 163405), (1985, 65362), (2971, 43670), (3970, 32681), (4367, 29710), (5942, 21835), (8734, 14855)]