17220015

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2753}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 30073680

約数和(自身を除く): 12853665

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 2753, 6255, 8259, 13765, 24777, 41295, 123885, 382667, 1148001, 1913335, 3444003, 5740005, 17220015]

約数ペア:

[(1, 17220015), (3, 5740005), (5, 3444003), (9, 1913335), (15, 1148001), (45, 382667), (139, 123885), (417, 41295), (695, 24777), (1251, 13765), (2085, 8259), (2753, 6255)]