12521985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3847}}^1$

素因数の和:3893

約数の個数: 32

約数和(自身を含む): 23642112

約数和(自身を除く): 11120127

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 3847, 11541, 19235, 26929, 57705, 80787, 119257, 134645, 357771, 403935, 596285, 834799, 1788855, 2504397, 4173995, 12521985]

約数ペア:

[(1, 12521985), (3, 4173995), (5, 2504397), (7, 1788855), (15, 834799), (21, 596285), (31, 403935), (35, 357771), (93, 134645), (105, 119257), (155, 80787), (217, 57705), (465, 26929), (651, 19235), (1085, 11541), (3255, 3847)]