308605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:228

約数の個数: 16

約数和(自身を含む): 419328

約数和(自身を除く): 110723

約数列:

[1, 5, 11, 31, 55, 155, 181, 341, 905, 1705, 1991, 5611, 9955, 28055, 61721, 308605]

約数ペア:

[(1, 308605), (5, 61721), (11, 28055), (31, 9955), (55, 5611), (155, 1991), (181, 1705), (341, 905)]