90225821

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{677}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 105008640

約数和(自身を除く): 14782819

約数列:

[1, 7, 79, 241, 553, 677, 1687, 4739, 19039, 53483, 133273, 163157, 374381, 1142099, 12889403, 90225821]

約数ペア:

[(1, 90225821), (7, 12889403), (79, 1142099), (241, 374381), (553, 163157), (677, 133273), (1687, 53483), (4739, 19039)]