87868828

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{859}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 156038400

約数和(自身を除く): 68169572

約数列:

[1, 2, 4, 107, 214, 239, 428, 478, 859, 956, 1718, 3436, 25573, 51146, 91913, 102292, 183826, 205301, 367652, 410602, 821204, 21967207, 43934414, 87868828]

約数ペア:

[(1, 87868828), (2, 43934414), (4, 21967207), (107, 821204), (214, 410602), (239, 367652), (428, 205301), (478, 183826), (859, 102292), (956, 91913), (1718, 51146), (3436, 25573)]