77571

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:52

約数の個数: 24

約数和(自身を含む): 131760

約数和(自身を除く): 54189

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 169, 221, 351, 459, 507, 663, 1521, 1989, 2873, 4563, 5967, 8619, 25857, 77571]

約数ペア:

[(1, 77571), (3, 25857), (9, 8619), (13, 5967), (17, 4563), (27, 2873), (39, 1989), (51, 1521), (117, 663), (153, 507), (169, 459), (221, 351)]