25265474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{6991}}^1$

素因数の和:7145

約数の個数: 16

約数和(自身を含む): 41112960

約数和(自身を除く): 15847486

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 6991, 13982, 90883, 181766, 971749, 1943498, 12632737, 25265474]

約数ペア:

[(1, 25265474), (2, 12632737), (13, 1943498), (26, 971749), (139, 181766), (278, 90883), (1807, 13982), (3614, 6991)]