505236477

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1\times {\mathrm{1987}}^1$

素因数の和:2768

約数の個数: 16

約数和(自身を含む): 680182272

約数和(自身を除く): 174945795

約数列:

[1, 3, 131, 393, 647, 1941, 1987, 5961, 84757, 254271, 260297, 780891, 1285589, 3856767, 168412159, 505236477]

約数ペア:

[(1, 505236477), (3, 168412159), (131, 3856767), (393, 1285589), (647, 780891), (1941, 260297), (1987, 254271), (5961, 84757)]