28162575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17881}}^1$

素因数の和:17904

約数の個数: 36

約数和(自身を含む): 57651568

約数和(自身を除く): 29488993

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 17881, 53643, 89405, 125167, 160929, 268215, 375501, 447025, 625835, 804645, 1126503, 1341075, 1877505, 3129175, 4023225, 5632515, 9387525, 28162575]

約数ペア:

[(1, 28162575), (3, 9387525), (5, 5632515), (7, 4023225), (9, 3129175), (15, 1877505), (21, 1341075), (25, 1126503), (35, 804645), (45, 625835), (63, 447025), (75, 375501), (105, 268215), (175, 160929), (225, 125167), (315, 89405), (525, 53643), (1575, 17881)]