28218825

素因数分解:

$3^2\times 5^2\times {\mathrm{167}}^1\times {\mathrm{751}}^1$

素因数の和:934

約数の個数: 36

約数和(自身を含む): 50913408

約数和(自身を除く): 22694583

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 167, 225, 501, 751, 835, 1503, 2253, 2505, 3755, 4175, 6759, 7515, 11265, 12525, 18775, 33795, 37575, 56325, 125417, 168975, 376251, 627085, 1128753, 1881255, 3135425, 5643765, 9406275, 28218825]

約数ペア:

[(1, 28218825), (3, 9406275), (5, 5643765), (9, 3135425), (15, 1881255), (25, 1128753), (45, 627085), (75, 376251), (167, 168975), (225, 125417), (501, 56325), (751, 37575), (835, 33795), (1503, 18775), (2253, 12525), (2505, 11265), (3755, 7515), (4175, 6759)]