398736395

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{233}}^1\times {\mathrm{647}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 503114976

約数和(自身を除く): 104378581

約数列:

[1, 5, 23, 115, 233, 529, 647, 1165, 2645, 3235, 5359, 14881, 26795, 74405, 123257, 150751, 342263, 616285, 753755, 1711315, 3467273, 17336365, 79747279, 398736395]

約数ペア:

[(1, 398736395), (5, 79747279), (23, 17336365), (115, 3467273), (233, 1711315), (529, 753755), (647, 616285), (1165, 342263), (2645, 150751), (3235, 123257), (5359, 74405), (14881, 26795)]