208522125

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{26479}}^1$

素因数の和:26507

約数の個数: 48

約数和(自身を含む): 429611520

約数和(自身を除く): 221089395

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 7875, 26479, 79437, 132395, 185353, 238311, 397185, 556059, 661975, 926765, 1191555, 1668177, 1985925, 2780295, 3309875, 4633825, 5957775, 8340885, 9929625, 13901475, 23169125, 29788875, 41704425, 69507375, 208522125]

約数ペア:

[(1, 208522125), (3, 69507375), (5, 41704425), (7, 29788875), (9, 23169125), (15, 13901475), (21, 9929625), (25, 8340885), (35, 5957775), (45, 4633825), (63, 3309875), (75, 2780295), (105, 1985925), (125, 1668177), (175, 1191555), (225, 926765), (315, 661975), (375, 556059), (525, 397185), (875, 238311), (1125, 185353), (1575, 132395), (2625, 79437), (7875, 26479)]