861561363

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{54013}}^1$

素因数の和:54438

約数の個数: 16

約数和(自身を含む): 1240161440

約数和(自身を除く): 378600077

約数列:

[1, 3, 13, 39, 409, 1227, 5317, 15951, 54013, 162039, 702169, 2106507, 22091317, 66273951, 287187121, 861561363]

約数ペア:

[(1, 861561363), (3, 287187121), (13, 66273951), (39, 22091317), (409, 2106507), (1227, 702169), (5317, 162039), (15951, 54013)]