138839896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{3041}}^1$

素因数の和:3499

約数の個数: 32

約数和(自身を含む): 281080800

約数和(自身を除く): 142240904

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 439, 878, 1756, 3041, 3512, 5707, 6082, 11414, 12164, 22828, 24328, 39533, 45656, 79066, 158132, 316264, 1334999, 2669998, 5339996, 10679992, 17354987, 34709974, 69419948, 138839896]

約数ペア:

[(1, 138839896), (2, 69419948), (4, 34709974), (8, 17354987), (13, 10679992), (26, 5339996), (52, 2669998), (104, 1334999), (439, 316264), (878, 158132), (1756, 79066), (3041, 45656), (3512, 39533), (5707, 24328), (6082, 22828), (11414, 12164)]