388177530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{995327}}^1$

素因数の和:995350

約数の個数: 32

約数和(自身を含む): 1003290624

約数和(自身を除く): 615113094

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 995327, 1990654, 2985981, 4976635, 5971962, 9953270, 12939251, 14929905, 25878502, 29859810, 38817753, 64696255, 77635506, 129392510, 194088765, 388177530]

約数ペア:

[(1, 388177530), (2, 194088765), (3, 129392510), (5, 77635506), (6, 64696255), (10, 38817753), (13, 29859810), (15, 25878502), (26, 14929905), (30, 12939251), (39, 9953270), (65, 5971962), (78, 4976635), (130, 2985981), (195, 1990654), (390, 995327)]