398661122

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 627177600

約数和(自身を除く): 228516478

約数列:

[1, 2, 41, 67, 82, 134, 149, 298, 487, 974, 2747, 5494, 6109, 9983, 12218, 19966, 19967, 32629, 39934, 65258, 72563, 145126, 409303, 818606, 1337789, 2675578, 2975083, 4861721, 5950166, 9723442, 199330561, 398661122]

約数ペア:

[(1, 398661122), (2, 199330561), (41, 9723442), (67, 5950166), (82, 4861721), (134, 2975083), (149, 2675578), (298, 1337789), (487, 818606), (974, 409303), (2747, 145126), (5494, 72563), (6109, 65258), (9983, 39934), (12218, 32629), (19966, 19967)]