25639281

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{673}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 40763520

約数和(自身を除く): 15124239

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 673, 747, 1411, 2019, 2241, 4233, 6057, 11441, 12699, 18171, 34323, 38097, 55859, 102969, 167577, 308907, 502731, 949603, 1508193, 2848809, 8546427, 25639281]

約数ペア:

[(1, 25639281), (3, 8546427), (9, 2848809), (17, 1508193), (27, 949603), (51, 502731), (83, 308907), (153, 167577), (249, 102969), (459, 55859), (673, 38097), (747, 34323), (1411, 18171), (2019, 12699), (2241, 11441), (4233, 6057)]