218211316

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{409}}^1\times {\mathrm{1607}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 387656640

約数和(自身を除く): 169445324

約数列:

[1, 2, 4, 83, 166, 332, 409, 818, 1607, 1636, 3214, 6428, 33947, 67894, 133381, 135788, 266762, 533524, 657263, 1314526, 2629052, 54552829, 109105658, 218211316]

約数ペア:

[(1, 218211316), (2, 109105658), (4, 54552829), (83, 2629052), (166, 1314526), (332, 657263), (409, 533524), (818, 266762), (1607, 135788), (1636, 133381), (3214, 67894), (6428, 33947)]