28878795

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19447}}^1$

素因数の和:19472

約数の個数: 32

約数和(自身を含む): 56010240

約数和(自身を除く): 27131445

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 19447, 58341, 97235, 175023, 213917, 291705, 525069, 641751, 875115, 1069585, 1925253, 2625345, 3208755, 5775759, 9626265, 28878795]

約数ペア:

[(1, 28878795), (3, 9626265), (5, 5775759), (9, 3208755), (11, 2625345), (15, 1925253), (27, 1069585), (33, 875115), (45, 641751), (55, 525069), (99, 291705), (135, 213917), (165, 175023), (297, 97235), (495, 58341), (1485, 19447)]