321815039

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{1367}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 400550400

約数和(自身を除く): 78735361

約数列:

[1, 7, 13, 91, 169, 199, 1183, 1367, 1393, 2587, 9569, 17771, 18109, 33631, 124397, 231023, 235417, 272033, 1617161, 1904231, 3536429, 24755003, 45973577, 321815039]

約数ペア:

[(1, 321815039), (7, 45973577), (13, 24755003), (91, 3536429), (169, 1904231), (199, 1617161), (1183, 272033), (1367, 235417), (1393, 231023), (2587, 124397), (9569, 33631), (17771, 18109)]