87215212

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{17209}}^1$

素因数の和:17401

約数の個数: 24

約数和(自身を含む): 175404320

約数和(自身を除く): 88189108

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 17209, 34418, 68836, 120463, 240926, 481852, 3114829, 6229658, 12459316, 21803803, 43607606, 87215212]

約数ペア:

[(1, 87215212), (2, 43607606), (4, 21803803), (7, 12459316), (14, 6229658), (28, 3114829), (181, 481852), (362, 240926), (724, 120463), (1267, 68836), (2534, 34418), (5068, 17209)]