145468239

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 226237440

約数和(自身を除く): 80769201

約数列:

[1, 3, 7, 21, 103, 109, 309, 327, 617, 721, 763, 1851, 2163, 2289, 4319, 11227, 12957, 33681, 63551, 67253, 78589, 190653, 201759, 235767, 444857, 470771, 1334571, 1412313, 6927059, 20781177, 48489413, 145468239]

約数ペア:

[(1, 145468239), (3, 48489413), (7, 20781177), (21, 6927059), (103, 1412313), (109, 1334571), (309, 470771), (327, 444857), (617, 235767), (721, 201759), (763, 190653), (1851, 78589), (2163, 67253), (2289, 63551), (4319, 33681), (11227, 12957)]