25705017

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2647}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 40482624

約数和(自身を除く): 14777607

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 747, 1079, 2647, 3237, 7941, 9711, 23823, 34411, 103233, 219701, 309699, 659103, 1977309, 2856113, 8568339, 25705017]

約数ペア:

[(1, 25705017), (3, 8568339), (9, 2856113), (13, 1977309), (39, 659103), (83, 309699), (117, 219701), (249, 103233), (747, 34411), (1079, 23823), (2647, 9711), (3237, 7941)]