80971929

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1789}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 120631680

約数和(自身を除く): 39659751

約数列:

[1, 3, 9, 47, 107, 141, 321, 423, 963, 1789, 5029, 5367, 15087, 16101, 45261, 84083, 191423, 252249, 574269, 756747, 1722807, 8996881, 26990643, 80971929]

約数ペア:

[(1, 80971929), (3, 26990643), (9, 8996881), (47, 1722807), (107, 756747), (141, 574269), (321, 252249), (423, 191423), (963, 84083), (1789, 45261), (5029, 16101), (5367, 15087)]