1380821754

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17702843}}^1$

素因数の和:17702861

約数の個数: 16

約数和(自身を含む): 2974077792

約数和(自身を除く): 1593256038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 17702843, 35405686, 53108529, 106217058, 230136959, 460273918, 690410877, 1380821754]

約数ペア:

[(1, 1380821754), (2, 690410877), (3, 460273918), (6, 230136959), (13, 106217058), (26, 53108529), (39, 35405686), (78, 17702843)]