1206996885

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{623771}}^1$

素因数の和:623825

約数の個数: 24

約数和(自身を含む): 2140785504

約数和(自身を除く): 933788619

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 623771, 1871313, 3118855, 5613939, 9356565, 26822153, 28069695, 80466459, 134110765, 241399377, 402332295, 1206996885]

約数ペア:

[(1, 1206996885), (3, 402332295), (5, 241399377), (9, 134110765), (15, 80466459), (43, 28069695), (45, 26822153), (129, 9356565), (215, 5613939), (387, 3118855), (645, 1871313), (1935, 623771)]