221988664

素因数分解:

$2^3\times {\mathrm{457}}^1\times {\mathrm{60719}}^1$

素因数の和:61182

約数の個数: 16

約数和(自身を含む): 417146400

約数和(自身を除く): 195157736

約数列:

[1, 2, 4, 8, 457, 914, 1828, 3656, 60719, 121438, 242876, 485752, 27748583, 55497166, 110994332, 221988664]

約数ペア:

[(1, 221988664), (2, 110994332), (4, 55497166), (8, 27748583), (457, 485752), (914, 242876), (1828, 121438), (3656, 60719)]