1212922039

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1\times {\mathrm{787}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 1435874688

約数和(自身を除く): 222952649

約数列:

[1, 7, 49, 71, 443, 497, 787, 3101, 3479, 5509, 21707, 31453, 38563, 55877, 220171, 348641, 391139, 1541197, 2440487, 2737973, 17083409, 24753511, 173274577, 1212922039]

約数ペア:

[(1, 1212922039), (7, 173274577), (49, 24753511), (71, 17083409), (443, 2737973), (497, 2440487), (787, 1541197), (3101, 391139), (3479, 348641), (5509, 220171), (21707, 55877), (31453, 38563)]