394523710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131071}}^1$

素因数の和:131128

約数の個数: 32

約数和(自身を含む): 830472192

約数和(自身を除く): 435948482

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 131071, 262142, 655355, 917497, 1310710, 1834994, 4587485, 5636053, 9174970, 11272106, 28180265, 39452371, 56360530, 78904742, 197261855, 394523710]

約数ペア:

[(1, 394523710), (2, 197261855), (5, 78904742), (7, 56360530), (10, 39452371), (14, 28180265), (35, 11272106), (43, 9174970), (70, 5636053), (86, 4587485), (215, 1834994), (301, 1310710), (430, 917497), (602, 655355), (1505, 262142), (3010, 131071)]