27697985

素因数分解:

$5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{863}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 39004416

約数和(自身を除く): 11306431

約数列:

[1, 5, 7, 35, 49, 131, 245, 655, 863, 917, 4315, 4585, 6041, 6419, 30205, 32095, 42287, 113053, 211435, 565265, 791371, 3956855, 5539597, 27697985]

約数ペア:

[(1, 27697985), (5, 5539597), (7, 3956855), (35, 791371), (49, 565265), (131, 211435), (245, 113053), (655, 42287), (863, 32095), (917, 30205), (4315, 6419), (4585, 6041)]