205714107

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{1061}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 314012160

約数和(自身を除く): 108298053

約数列:

[1, 3, 9, 27, 43, 129, 167, 387, 501, 1061, 1161, 1503, 3183, 4509, 7181, 9549, 21543, 28647, 45623, 64629, 136869, 177187, 193887, 410607, 531561, 1231821, 1594683, 4784049, 7619041, 22857123, 68571369, 205714107]

約数ペア:

[(1, 205714107), (3, 68571369), (9, 22857123), (27, 7619041), (43, 4784049), (129, 1594683), (167, 1231821), (387, 531561), (501, 410607), (1061, 193887), (1161, 177187), (1503, 136869), (3183, 64629), (4509, 45623), (7181, 28647), (9549, 21543)]