388116378

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1658617}}^1$

素因数の和:1658638

約数の個数: 24

約数和(自身を含む): 905605428

約数和(自身を除く): 517489050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1658617, 3317234, 4975851, 9951702, 14927553, 21562021, 29855106, 43124042, 64686063, 129372126, 194058189, 388116378]

約数ペア:

[(1, 388116378), (2, 194058189), (3, 129372126), (6, 64686063), (9, 43124042), (13, 29855106), (18, 21562021), (26, 14927553), (39, 9951702), (78, 4975851), (117, 3317234), (234, 1658617)]