28130516

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3719}}^1$

素因数の和:3815

約数の個数: 24

約数和(自身を含む): 51663360

約数和(自身を除く): 23532844

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3719, 3782, 7438, 7564, 14876, 115289, 226859, 230578, 453718, 461156, 907436, 7032629, 14065258, 28130516]

約数ペア:

[(1, 28130516), (2, 14065258), (4, 7032629), (31, 907436), (61, 461156), (62, 453718), (122, 230578), (124, 226859), (244, 115289), (1891, 14876), (3719, 7564), (3782, 7438)]