12915695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4621}}^1$

素因数の和:4682

約数の個数: 16

約数和(自身を含む): 17082912

約数和(自身を除く): 4167217

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 4621, 23105, 60073, 198703, 300365, 993515, 2583139, 12915695]

約数ペア:

[(1, 12915695), (5, 2583139), (13, 993515), (43, 300365), (65, 198703), (215, 60073), (559, 23105), (2795, 4621)]