218225631

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{13681}}^1$

素因数の和:14106

約数の個数: 16

約数和(自身を含む): 314138720

約数和(自身を除く): 95913089

約数列:

[1, 3, 13, 39, 409, 1227, 5317, 13681, 15951, 41043, 177853, 533559, 5595529, 16786587, 72741877, 218225631]

約数ペア:

[(1, 218225631), (3, 72741877), (13, 16786587), (39, 5595529), (409, 533559), (1227, 177853), (5317, 41043), (13681, 15951)]