25353727

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 30697920

約数和(自身を除く): 5344193

約数列:

[1, 7, 47, 49, 101, 109, 329, 707, 763, 2303, 4747, 4949, 5123, 5341, 11009, 33229, 35861, 77063, 232603, 251027, 517423, 539441, 3621961, 25353727]

約数ペア:

[(1, 25353727), (7, 3621961), (47, 539441), (49, 517423), (101, 251027), (109, 232603), (329, 77063), (707, 35861), (763, 33229), (2303, 11009), (4747, 5341), (4949, 5123)]