149380721

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1\times {\mathrm{739}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 173905920

約数和(自身を除く): 24525199

約数列:

[1, 7, 67, 431, 469, 739, 3017, 5173, 28877, 49513, 202139, 318509, 346591, 2229563, 21340103, 149380721]

約数ペア:

[(1, 149380721), (7, 21340103), (67, 2229563), (431, 346591), (469, 318509), (739, 202139), (3017, 49513), (5173, 28877)]