61565465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{22027}}^1$

素因数の和:22088

約数の個数: 16

約数和(自身を含む): 81415488

約数和(自身を除く): 19850023

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 22027, 110135, 286351, 947161, 1431755, 4735805, 12313093, 61565465]

約数ペア:

[(1, 61565465), (5, 12313093), (13, 4735805), (43, 1431755), (65, 947161), (215, 286351), (559, 110135), (2795, 22027)]