12616965

素因数分解:

$3^4\times 5^1\times {\mathrm{31153}}^1$

素因数の和:31170

約数の個数: 20

約数和(自身を含む): 22617804

約数和(自身を除く): 10000839

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 31153, 93459, 155765, 280377, 467295, 841131, 1401885, 2523393, 4205655, 12616965]

約数ペア:

[(1, 12616965), (3, 4205655), (5, 2523393), (9, 1401885), (15, 841131), (27, 467295), (45, 280377), (81, 155765), (135, 93459), (405, 31153)]