2197254122

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{788677}}^1$

素因数の和:788885

約数の個数: 16

約数和(自身を含む): 3785654400

約数和(自身を除く): 1588400278

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 788677, 1577354, 5520739, 11041478, 156946723, 313893446, 1098627061, 2197254122]

約数ペア:

[(1, 2197254122), (2, 1098627061), (7, 313893446), (14, 156946723), (199, 11041478), (398, 5520739), (1393, 1577354), (2786, 788677)]