221821870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{764903}}^1$

素因数の和:764939

約数の個数: 16

約数和(自身を含む): 413048160

約数和(自身を除く): 191226290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 764903, 1529806, 3824515, 7649030, 22182187, 44364374, 110910935, 221821870]

約数ペア:

[(1, 221821870), (2, 110910935), (5, 44364374), (10, 22182187), (29, 7649030), (58, 3824515), (145, 1529806), (290, 764903)]