408032991

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{2347}}^1$

素因数の和:2540

約数の個数: 32

約数和(自身を含む): 622126080

約数和(自身を除く): 214093089

約数列:

[1, 3, 9, 27, 47, 137, 141, 411, 423, 1233, 1269, 2347, 3699, 6439, 7041, 19317, 21123, 57951, 63369, 110309, 173853, 321539, 330927, 964617, 992781, 2893851, 2978343, 8681553, 15112333, 45336999, 136010997, 408032991]

約数ペア:

[(1, 408032991), (3, 136010997), (9, 45336999), (27, 15112333), (47, 8681553), (137, 2978343), (141, 2893851), (411, 992781), (423, 964617), (1233, 330927), (1269, 321539), (2347, 173853), (3699, 110309), (6439, 63369), (7041, 57951), (19317, 21123)]