81405588

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{36277}}^1$

素因数の和:36312

約数の個数: 48

約数和(自身を含む): 219409344

約数和(自身を除く): 138003756

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 36277, 72554, 108831, 145108, 217662, 399047, 435324, 616709, 798094, 1197141, 1233418, 1596188, 1850127, 2394282, 2466836, 3700254, 4788564, 6783799, 7400508, 13567598, 20351397, 27135196, 40702794, 81405588]

約数ペア:

[(1, 81405588), (2, 40702794), (3, 27135196), (4, 20351397), (6, 13567598), (11, 7400508), (12, 6783799), (17, 4788564), (22, 3700254), (33, 2466836), (34, 2394282), (44, 1850127), (51, 1596188), (66, 1233418), (68, 1197141), (102, 798094), (132, 616709), (187, 435324), (204, 399047), (374, 217662), (561, 145108), (748, 108831), (1122, 72554), (2244, 36277)]