1279035

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 2271984

約数和(自身を除く): 992949

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 661, 1935, 1983, 3305, 5949, 9915, 28423, 29745, 85269, 142115, 255807, 426345, 1279035]

約数ペア:

[(1, 1279035), (3, 426345), (5, 255807), (9, 142115), (15, 85269), (43, 29745), (45, 28423), (129, 9915), (215, 5949), (387, 3305), (645, 1983), (661, 1935)]