388637379

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{1283}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 621250560

約数和(自身を除く): 232613181

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 863, 1283, 2589, 3849, 7767, 11219, 11547, 16679, 23301, 33657, 34641, 50037, 100971, 150111, 302913, 450333, 1107229, 3321687, 9965061, 14393977, 29895183, 43181931, 129545793, 388637379]

約数ペア:

[(1, 388637379), (3, 129545793), (9, 43181931), (13, 29895183), (27, 14393977), (39, 9965061), (117, 3321687), (351, 1107229), (863, 450333), (1283, 302913), (2589, 150111), (3849, 100971), (7767, 50037), (11219, 34641), (11547, 33657), (16679, 23301)]