121620005

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{883}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 159183648

約数和(自身を除く): 37563643

約数列:

[1, 5, 13, 65, 163, 169, 815, 845, 883, 2119, 4415, 10595, 11479, 27547, 57395, 137735, 143929, 149227, 719645, 746135, 1871077, 9355385, 24324001, 121620005]

約数ペア:

[(1, 121620005), (5, 24324001), (13, 9355385), (65, 1871077), (163, 746135), (169, 719645), (815, 149227), (845, 143929), (883, 137735), (2119, 57395), (4415, 27547), (10595, 11479)]