172207659

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{757}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 261479680

約数和(自身を除く): 89272021

約数列:

[1, 3, 13, 19, 39, 57, 247, 307, 741, 757, 921, 2271, 3991, 5833, 9841, 11973, 14383, 17499, 29523, 43149, 75829, 186979, 227487, 232399, 560937, 697197, 3021187, 4415581, 9063561, 13246743, 57402553, 172207659]

約数ペア:

[(1, 172207659), (3, 57402553), (13, 13246743), (19, 9063561), (39, 4415581), (57, 3021187), (247, 697197), (307, 560937), (741, 232399), (757, 227487), (921, 186979), (2271, 75829), (3991, 43149), (5833, 29523), (9841, 17499), (11973, 14383)]