858704085

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124721}}^1$

素因数の和:124755

約数の個数: 40

約数和(自身を含む): 1629867096

約数和(自身を除く): 771163011

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 124721, 374163, 623605, 1122489, 1870815, 2120257, 3367467, 5612445, 6360771, 10102401, 10601285, 16837335, 19082313, 31803855, 50512005, 57246939, 95411565, 171740817, 286234695, 858704085]

約数ペア:

[(1, 858704085), (3, 286234695), (5, 171740817), (9, 95411565), (15, 57246939), (17, 50512005), (27, 31803855), (45, 19082313), (51, 16837335), (81, 10601285), (85, 10102401), (135, 6360771), (153, 5612445), (255, 3367467), (405, 2120257), (459, 1870815), (765, 1122489), (1377, 623605), (2295, 374163), (6885, 124721)]