25772019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1409}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 42954240

約数和(自身を除く): 17182221

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1407, 1409, 2613, 4227, 6097, 9863, 18291, 18317, 29589, 54951, 94403, 128219, 283209, 384657, 660821, 1227239, 1982463, 3681717, 8590673, 25772019]

約数ペア:

[(1, 25772019), (3, 8590673), (7, 3681717), (13, 1982463), (21, 1227239), (39, 660821), (67, 384657), (91, 283209), (201, 128219), (273, 94403), (469, 54951), (871, 29589), (1407, 18317), (1409, 18291), (2613, 9863), (4227, 6097)]