25356513

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{317}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 41884416

約数和(自身を除く): 16527903

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 293, 317, 879, 951, 2051, 2219, 3809, 4121, 6153, 6657, 11427, 12363, 26663, 28847, 79989, 86541, 92881, 278643, 650167, 1207453, 1950501, 3622359, 8452171, 25356513]

約数ペア:

[(1, 25356513), (3, 8452171), (7, 3622359), (13, 1950501), (21, 1207453), (39, 650167), (91, 278643), (273, 92881), (293, 86541), (317, 79989), (879, 28847), (951, 26663), (2051, 12363), (2219, 11427), (3809, 6657), (4121, 6153)]