28156618

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{64877}}^1$

素因数の和:64917

約数の個数: 16

約数和(自身を含む): 49826304

約数和(自身を除く): 21669686

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 64877, 129754, 454139, 908278, 2011187, 4022374, 14078309, 28156618]

約数ペア:

[(1, 28156618), (2, 14078309), (7, 4022374), (14, 2011187), (31, 908278), (62, 454139), (217, 129754), (434, 64877)]