12195765

素因数分解:

$3^4\times 5^1\times {\mathrm{30113}}^1$

素因数の和:30130

約数の個数: 20

約数和(自身を含む): 21862764

約数和(自身を除く): 9666999

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30113, 90339, 150565, 271017, 451695, 813051, 1355085, 2439153, 4065255, 12195765]

約数ペア:

[(1, 12195765), (3, 4065255), (5, 2439153), (9, 1355085), (15, 813051), (27, 451695), (45, 271017), (81, 150565), (135, 90339), (405, 30113)]