198758475

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{17321}}^1$

素因数の和:17357

約数の個数: 48

約数和(自身を含む): 386627040

約数和(自身を除く): 187868565

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1275, 2295, 3825, 11475, 17321, 51963, 86605, 155889, 259815, 294457, 433025, 467667, 779445, 883371, 1299075, 1472285, 2338335, 2650113, 3897225, 4416855, 7361425, 7950339, 11691675, 13250565, 22084275, 39751695, 66252825, 198758475]

約数ペア:

[(1, 198758475), (3, 66252825), (5, 39751695), (9, 22084275), (15, 13250565), (17, 11691675), (25, 7950339), (27, 7361425), (45, 4416855), (51, 3897225), (75, 2650113), (85, 2338335), (135, 1472285), (153, 1299075), (225, 883371), (255, 779445), (425, 467667), (459, 433025), (675, 294457), (765, 259815), (1275, 155889), (2295, 86605), (3825, 51963), (11475, 17321)]