2176245

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 3810456

約数和(自身を除く): 1634211

約数列:

[1, 3, 5, 9, 15, 45, 137, 353, 411, 685, 1059, 1233, 1765, 2055, 3177, 5295, 6165, 15885, 48361, 145083, 241805, 435249, 725415, 2176245]

約数ペア:

[(1, 2176245), (3, 725415), (5, 435249), (9, 241805), (15, 145083), (45, 48361), (137, 15885), (353, 6165), (411, 5295), (685, 3177), (1059, 2055), (1233, 1765)]