905556

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 2346624

約数和(自身を除く): 1441068

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 193, 204, 276, 386, 391, 579, 772, 782, 1158, 1173, 1564, 2316, 2346, 3281, 4439, 4692, 6562, 8878, 9843, 13124, 13317, 17756, 19686, 26634, 39372, 53268, 75463, 150926, 226389, 301852, 452778, 905556]

約数ペア:

[(1, 905556), (2, 452778), (3, 301852), (4, 226389), (6, 150926), (12, 75463), (17, 53268), (23, 39372), (34, 26634), (46, 19686), (51, 17756), (68, 13317), (69, 13124), (92, 9843), (102, 8878), (138, 6562), (193, 4692), (204, 4439), (276, 3281), (386, 2346), (391, 2316), (579, 1564), (772, 1173), (782, 1158)]