201519621

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{1753}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 297976536

約数和(自身を除く): 96456915

約数列:

[1, 3, 9, 53, 159, 241, 477, 723, 1753, 2169, 5259, 12773, 15777, 38319, 92909, 114957, 278727, 422473, 836181, 1267419, 3802257, 22391069, 67173207, 201519621]

約数ペア:

[(1, 201519621), (3, 67173207), (9, 22391069), (53, 3802257), (159, 1267419), (241, 836181), (477, 422473), (723, 278727), (1753, 114957), (2169, 92909), (5259, 38319), (12773, 15777)]