15243970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{217771}}^1$

素因数の和:217785

約数の個数: 16

約数和(自身を含む): 31359168

約数和(自身を除く): 16115198

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 217771, 435542, 1088855, 1524397, 2177710, 3048794, 7621985, 15243970]

約数ペア:

[(1, 15243970), (2, 7621985), (5, 3048794), (7, 2177710), (10, 1524397), (14, 1088855), (35, 435542), (70, 217771)]