13620825

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 26516160

約数和(自身を除く): 12895335

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1187, 1275, 2295, 3561, 3825, 5935, 10683, 11475, 17805, 20179, 29675, 32049, 53415, 60537, 89025, 100895, 160245, 181611, 267075, 302685, 504475, 544833, 801225, 908055, 1513425, 2724165, 4540275, 13620825]

約数ペア:

[(1, 13620825), (3, 4540275), (5, 2724165), (9, 1513425), (15, 908055), (17, 801225), (25, 544833), (27, 504475), (45, 302685), (51, 267075), (75, 181611), (85, 160245), (135, 100895), (153, 89025), (225, 60537), (255, 53415), (425, 32049), (459, 29675), (675, 20179), (765, 17805), (1187, 11475), (1275, 10683), (2295, 5935), (3561, 3825)]