256114965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{4259}}^1$

素因数の和:4497

約数の個数: 32

約数和(自身を含む): 433497600

約数和(自身を除く): 177382635

約数列:

[1, 3, 5, 15, 19, 57, 95, 211, 285, 633, 1055, 3165, 4009, 4259, 12027, 12777, 20045, 21295, 60135, 63885, 80921, 242763, 404605, 898649, 1213815, 2695947, 4493245, 13479735, 17074331, 51222993, 85371655, 256114965]

約数ペア:

[(1, 256114965), (3, 85371655), (5, 51222993), (15, 17074331), (19, 13479735), (57, 4493245), (95, 2695947), (211, 1213815), (285, 898649), (633, 404605), (1055, 242763), (3165, 80921), (4009, 63885), (4259, 60135), (12027, 21295), (12777, 20045)]