161930905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{12347}}^1$

素因数の和:12456

約数の個数: 16

約数和(自身を含む): 202112064

約数和(自身を除く): 40181159

約数列:

[1, 5, 43, 61, 215, 305, 2623, 12347, 13115, 61735, 530921, 753167, 2654605, 3765835, 32386181, 161930905]

約数ペア:

[(1, 161930905), (5, 32386181), (43, 3765835), (61, 2654605), (215, 753167), (305, 530921), (2623, 61735), (12347, 13115)]