25956021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3067}}^1$

素因数の和:3121

約数の個数: 32

約数和(自身を含む): 43982848

約数和(自身を除く): 18026827

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 3067, 8463, 9201, 21469, 39871, 64407, 95077, 119613, 279097, 285231, 665539, 837291, 1236001, 1996617, 3708003, 8652007, 25956021]

約数ペア:

[(1, 25956021), (3, 8652007), (7, 3708003), (13, 1996617), (21, 1236001), (31, 837291), (39, 665539), (91, 285231), (93, 279097), (217, 119613), (273, 95077), (403, 64407), (651, 39871), (1209, 21469), (2821, 9201), (3067, 8463)]