1212903815

素因数分解:

$5^1\times {\mathrm{317}}^1\times {\mathrm{409}}^1\times {\mathrm{1871}}^1$

素因数の和:2602

約数の個数: 16

約数和(自身を含む): 1464428160

約数和(自身を除く): 251524345

約数列:

[1, 5, 317, 409, 1585, 1871, 2045, 9355, 129653, 593107, 648265, 765239, 2965535, 3826195, 242580763, 1212903815]

約数ペア:

[(1, 1212903815), (5, 242580763), (317, 3826195), (409, 2965535), (1585, 765239), (1871, 648265), (2045, 593107), (9355, 129653)]