25494579

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:640

約数の個数: 36

約数和(自身を含む): 41537496

約数和(自身を除く): 16042917

約数列:

[1, 3, 9, 11, 33, 41, 99, 121, 123, 363, 369, 451, 571, 1089, 1353, 1713, 4059, 4961, 5139, 6281, 14883, 18843, 23411, 44649, 56529, 69091, 70233, 207273, 210699, 257521, 621819, 772563, 2317689, 2832731, 8498193, 25494579]

約数ペア:

[(1, 25494579), (3, 8498193), (9, 2832731), (11, 2317689), (33, 772563), (41, 621819), (99, 257521), (121, 210699), (123, 207273), (363, 70233), (369, 69091), (451, 56529), (571, 44649), (1089, 23411), (1353, 18843), (1713, 14883), (4059, 6281), (4961, 5139)]