408029972

素因数分解:

$2^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{21089}}^1$

素因数の和:21791

約数の個数: 24

約数和(自身を含む): 817279680

約数和(自身を除く): 409249708

約数列:

[1, 2, 4, 7, 14, 28, 691, 1382, 2764, 4837, 9674, 19348, 21089, 42178, 84356, 147623, 295246, 590492, 14572499, 29144998, 58289996, 102007493, 204014986, 408029972]

約数ペア:

[(1, 408029972), (2, 204014986), (4, 102007493), (7, 58289996), (14, 29144998), (28, 14572499), (691, 590492), (1382, 295246), (2764, 147623), (4837, 84356), (9674, 42178), (19348, 21089)]