12013515

素因数分解:

$3^4\times 5^1\times {\mathrm{29663}}^1$

素因数の和:29680

約数の個数: 20

約数和(自身を含む): 21536064

約数和(自身を除く): 9522549

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 29663, 88989, 148315, 266967, 444945, 800901, 1334835, 2402703, 4004505, 12013515]

約数ペア:

[(1, 12013515), (3, 4004505), (5, 2402703), (9, 1334835), (15, 800901), (27, 444945), (45, 266967), (81, 148315), (135, 88989), (405, 29663)]