31139254

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{947}}^1$

素因数の和:1391

約数の個数: 16

約数和(自身を含む): 48018096

約数和(自身を除く): 16878842

約数列:

[1, 2, 41, 82, 401, 802, 947, 1894, 16441, 32882, 38827, 77654, 379747, 759494, 15569627, 31139254]

約数ペア:

[(1, 31139254), (2, 15569627), (41, 759494), (82, 379747), (401, 77654), (802, 38827), (947, 32882), (1894, 16441)]