131196921

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{2927}}^1$

素因数の和:3220

約数の個数: 16

約数和(自身を含む): 178397184

約数和(自身を除く): 47200263

約数列:

[1, 3, 67, 201, 223, 669, 2927, 8781, 14941, 44823, 196109, 588327, 652721, 1958163, 43732307, 131196921]

約数ペア:

[(1, 131196921), (3, 43732307), (67, 1958163), (201, 652721), (223, 588327), (669, 196109), (2927, 44823), (8781, 14941)]