25679013

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 36612576

約数和(自身を除く): 10933563

約数列:

[1, 3, 19, 57, 131, 181, 361, 393, 543, 1083, 2489, 3439, 7467, 10317, 23711, 47291, 65341, 71133, 141873, 196023, 450509, 1351527, 8559671, 25679013]

約数ペア:

[(1, 25679013), (3, 8559671), (19, 1351527), (57, 450509), (131, 196023), (181, 141873), (361, 71133), (393, 65341), (543, 47291), (1083, 23711), (2489, 10317), (3439, 7467)]