25141557

素因数分解:

$3^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 14775243

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 343, 371, 461, 1029, 1113, 1383, 2597, 3227, 7791, 9681, 18179, 22589, 24433, 54537, 67767, 73299, 158123, 171031, 474369, 513093, 1197217, 3591651, 8380519, 25141557]

約数ペア:

[(1, 25141557), (3, 8380519), (7, 3591651), (21, 1197217), (49, 513093), (53, 474369), (147, 171031), (159, 158123), (343, 73299), (371, 67767), (461, 54537), (1029, 24433), (1113, 22589), (1383, 18179), (2597, 9681), (3227, 7791)]