989305436

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{72551}}^1$

素因数の和:73049

約数の個数: 24

約数和(自身を含む): 1982701056

約数和(自身を除く): 993395620

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1948, 3409, 6818, 13636, 72551, 145102, 290204, 507857, 1015714, 2031428, 35332337, 70664674, 141329348, 247326359, 494652718, 989305436]

約数ペア:

[(1, 989305436), (2, 494652718), (4, 247326359), (7, 141329348), (14, 70664674), (28, 35332337), (487, 2031428), (974, 1015714), (1948, 507857), (3409, 290204), (6818, 145102), (13636, 72551)]