991969868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{7999757}}^1$

素因数の和:7999792

約数の個数: 12

約数和(自身を含む): 1791945792

約数和(自身を除く): 799975924

約数列:

[1, 2, 4, 31, 62, 124, 7999757, 15999514, 31999028, 247992467, 495984934, 991969868]

約数ペア:

[(1, 991969868), (2, 495984934), (4, 247992467), (31, 31999028), (62, 15999514), (124, 7999757)]