81084927

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2029}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 135636480

約数和(自身を除く): 54551553

約数列:

[1, 3, 7, 11, 21, 33, 77, 173, 231, 519, 1211, 1903, 2029, 3633, 5709, 6087, 13321, 14203, 22319, 39963, 42609, 66957, 156233, 351017, 468699, 1053051, 2457119, 3861187, 7371357, 11583561, 27028309, 81084927]

約数ペア:

[(1, 81084927), (3, 27028309), (7, 11583561), (11, 7371357), (21, 3861187), (33, 2457119), (77, 1053051), (173, 468699), (231, 351017), (519, 156233), (1211, 66957), (1903, 42609), (2029, 39963), (3633, 22319), (5709, 14203), (6087, 13321)]