128203838

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2897}}^1$

素因数の和:3044

約数の個数: 32

約数和(自身を含む): 229521600

約数和(自身を除く): 101317762

約数列:

[1, 2, 7, 14, 29, 58, 109, 203, 218, 406, 763, 1526, 2897, 3161, 5794, 6322, 20279, 22127, 40558, 44254, 84013, 168026, 315773, 588091, 631546, 1176182, 2210411, 4420822, 9157417, 18314834, 64101919, 128203838]

約数ペア:

[(1, 128203838), (2, 64101919), (7, 18314834), (14, 9157417), (29, 4420822), (58, 2210411), (109, 1176182), (203, 631546), (218, 588091), (406, 315773), (763, 168026), (1526, 84013), (2897, 44254), (3161, 40558), (5794, 22127), (6322, 20279)]