7980885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 15769728

約数和(自身を除く): 7788843

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 701, 759, 1035, 1265, 2103, 2277, 3505, 3795, 6309, 7711, 10515, 11385, 16123, 23133, 31545, 38555, 48369, 69399, 80615, 115665, 145107, 177353, 241845, 346995, 532059, 725535, 886765, 1596177, 2660295, 7980885]

約数ペア:

[(1, 7980885), (3, 2660295), (5, 1596177), (9, 886765), (11, 725535), (15, 532059), (23, 346995), (33, 241845), (45, 177353), (55, 145107), (69, 115665), (99, 80615), (115, 69399), (165, 48369), (207, 38555), (253, 31545), (345, 23133), (495, 16123), (701, 11385), (759, 10515), (1035, 7711), (1265, 6309), (2103, 3795), (2277, 3505)]