398066008

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{487}}^1\times {\mathrm{1231}}^1$

素因数の和:1807

約数の個数: 32

約数和(自身を含む): 757532160

約数和(自身を除く): 359466152

約数列:

[1, 2, 4, 8, 83, 166, 332, 487, 664, 974, 1231, 1948, 2462, 3896, 4924, 9848, 40421, 80842, 102173, 161684, 204346, 323368, 408692, 599497, 817384, 1198994, 2397988, 4795976, 49758251, 99516502, 199033004, 398066008]

約数ペア:

[(1, 398066008), (2, 199033004), (4, 99516502), (8, 49758251), (83, 4795976), (166, 2397988), (332, 1198994), (487, 817384), (664, 599497), (974, 408692), (1231, 323368), (1948, 204346), (2462, 161684), (3896, 102173), (4924, 80842), (9848, 40421)]