3997575

素因数分解:

$3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 36

約数和(自身を含む): 7270120

約数和(自身を除く): 3272545

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 109, 163, 225, 327, 489, 545, 815, 981, 1467, 1635, 2445, 2725, 4075, 4905, 7335, 8175, 12225, 17767, 24525, 36675, 53301, 88835, 159903, 266505, 444175, 799515, 1332525, 3997575]

約数ペア:

[(1, 3997575), (3, 1332525), (5, 799515), (9, 444175), (15, 266505), (25, 159903), (45, 88835), (75, 53301), (109, 36675), (163, 24525), (225, 17767), (327, 12225), (489, 8175), (545, 7335), (815, 4905), (981, 4075), (1467, 2725), (1635, 2445)]