81702908

素因数分解:

$2^2\times 7^1\times {\mathrm{1451}}^1\times {\mathrm{2011}}^1$

素因数の和:3473

約数の個数: 24

約数和(自身を含む): 163599744

約数和(自身を除く): 81896836

約数列:

[1, 2, 4, 7, 14, 28, 1451, 2011, 2902, 4022, 5804, 8044, 10157, 14077, 20314, 28154, 40628, 56308, 2917961, 5835922, 11671844, 20425727, 40851454, 81702908]

約数ペア:

[(1, 81702908), (2, 40851454), (4, 20425727), (7, 11671844), (14, 5835922), (28, 2917961), (1451, 56308), (2011, 40628), (2902, 28154), (4022, 20314), (5804, 14077), (8044, 10157)]