7939906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9851}}^1$

素因数の和:9897

約数の個数: 16

約数和(自身を含む): 13241088

約数和(自身を除く): 5301182

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 9851, 19702, 128063, 256126, 305381, 610762, 3969953, 7939906]

約数ペア:

[(1, 7939906), (2, 3969953), (13, 610762), (26, 305381), (31, 256126), (62, 128063), (403, 19702), (806, 9851)]