251078013

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{8629}}^1$

素因数の和:8749

約数の個数: 24

約数和(自身を含む): 375612120

約数和(自身を除く): 124534107

約数列:

[1, 3, 9, 53, 61, 159, 183, 477, 549, 3233, 8629, 9699, 25887, 29097, 77661, 457337, 526369, 1372011, 1579107, 4116033, 4737321, 27897557, 83692671, 251078013]

約数ペア:

[(1, 251078013), (3, 83692671), (9, 27897557), (53, 4737321), (61, 4116033), (159, 1579107), (183, 1372011), (477, 526369), (549, 457337), (3233, 77661), (8629, 29097), (9699, 25887)]