25540047

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11489}}^1$

素因数の和:11527

約数の個数: 24

約数和(自身を含む): 41823600

約数和(自身を除く): 16283553

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 11489, 34467, 103401, 149357, 218291, 448071, 654873, 1344213, 1964619, 2837783, 8513349, 25540047]

約数ペア:

[(1, 25540047), (3, 8513349), (9, 2837783), (13, 1964619), (19, 1344213), (39, 654873), (57, 448071), (117, 218291), (171, 149357), (247, 103401), (741, 34467), (2223, 11489)]