77891775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79889}}^1$

素因数の和:79915

約数の個数: 24

約数和(自身を含む): 138689040

約数和(自身を除く): 60797265

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 79889, 239667, 399445, 1038557, 1198335, 1997225, 3115671, 5192785, 5991675, 15578355, 25963925, 77891775]

約数ペア:

[(1, 77891775), (3, 25963925), (5, 15578355), (13, 5991675), (15, 5192785), (25, 3115671), (39, 1997225), (65, 1198335), (75, 1038557), (195, 399445), (325, 239667), (975, 79889)]