26778825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7001}}^1$

素因数の和:7034

約数の個数: 36

約数和(自身を含む): 50792508

約数和(自身を除く): 24013683

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 7001, 21003, 35005, 63009, 105015, 119017, 175025, 315045, 357051, 525075, 595085, 1071153, 1575225, 1785255, 2975425, 5355765, 8926275, 26778825]

約数ペア:

[(1, 26778825), (3, 8926275), (5, 5355765), (9, 2975425), (15, 1785255), (17, 1575225), (25, 1071153), (45, 595085), (51, 525075), (75, 357051), (85, 315045), (153, 175025), (225, 119017), (255, 105015), (425, 63009), (765, 35005), (1275, 21003), (3825, 7001)]