72970785

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{877}}^1$

素因数の和:974

約数の個数: 36

約数和(自身を含む): 129640212

約数和(自身を除く): 56669427

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 877, 1849, 1935, 2631, 4385, 5547, 7893, 9245, 13155, 16641, 27735, 37711, 39465, 83205, 113133, 188555, 339399, 565665, 1621573, 1696995, 4864719, 8107865, 14594157, 24323595, 72970785]

約数ペア:

[(1, 72970785), (3, 24323595), (5, 14594157), (9, 8107865), (15, 4864719), (43, 1696995), (45, 1621573), (129, 565665), (215, 339399), (387, 188555), (645, 113133), (877, 83205), (1849, 39465), (1935, 37711), (2631, 27735), (4385, 16641), (5547, 13155), (7893, 9245)]