2208015

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 3865680

約数和(自身を除く): 1657665

約数列:

[1, 3, 5, 9, 15, 45, 139, 353, 417, 695, 1059, 1251, 1765, 2085, 3177, 5295, 6255, 15885, 49067, 147201, 245335, 441603, 736005, 2208015]

約数ペア:

[(1, 2208015), (3, 736005), (5, 441603), (9, 245335), (15, 147201), (45, 49067), (139, 15885), (353, 6255), (417, 5295), (695, 3177), (1059, 2085), (1251, 1765)]