25198883

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^2\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 18

約数和(自身を含む): 27875484

約数和(自身を除く): 2676601

約数列:

[1, 19, 29, 83, 361, 551, 841, 1577, 2407, 10469, 15979, 29963, 45733, 69803, 303601, 868927, 1326257, 25198883]

約数ペア:

[(1, 25198883), (19, 1326257), (29, 868927), (83, 303601), (361, 69803), (551, 45733), (841, 29963), (1577, 15979), (2407, 10469)]