12687723

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 18998928

約数和(自身を除く): 6311205

約数列:

[1, 3, 9, 53, 67, 159, 201, 397, 477, 603, 1191, 3551, 3573, 10653, 21041, 26599, 31959, 63123, 79797, 189369, 239391, 1409747, 4229241, 12687723]

約数ペア:

[(1, 12687723), (3, 4229241), (9, 1409747), (53, 239391), (67, 189369), (159, 79797), (201, 63123), (397, 31959), (477, 26599), (603, 21041), (1191, 10653), (3551, 3573)]