2625651

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 4402944

約数和(自身を除く): 1777293

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 587, 639, 1491, 1761, 4109, 4473, 5283, 12327, 36981, 41677, 125031, 291739, 375093, 875217, 2625651]

約数ペア:

[(1, 2625651), (3, 875217), (7, 375093), (9, 291739), (21, 125031), (63, 41677), (71, 36981), (213, 12327), (497, 5283), (587, 4473), (639, 4109), (1491, 1761)]