128862015

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{3889}}^1$

素因数の和:3991

約数の個数: 24

約数和(自身を含む): 210713520

約数和(自身を除く): 81851505

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 2209, 3889, 6627, 11045, 11667, 19445, 33135, 58335, 182783, 548349, 913915, 2741745, 8590801, 25772403, 42954005, 128862015]

約数ペア:

[(1, 128862015), (3, 42954005), (5, 25772403), (15, 8590801), (47, 2741745), (141, 913915), (235, 548349), (705, 182783), (2209, 58335), (3889, 33135), (6627, 19445), (11045, 11667)]