205012479

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{479}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 317952000

約数和(自身を除く): 112939521

約数列:

[1, 3, 7, 21, 89, 229, 267, 479, 623, 687, 1437, 1603, 1869, 3353, 4809, 10059, 20381, 42631, 61143, 109691, 127893, 142667, 298417, 329073, 428001, 767837, 895251, 2303511, 9762499, 29287497, 68337493, 205012479]

約数ペア:

[(1, 205012479), (3, 68337493), (7, 29287497), (21, 9762499), (89, 2303511), (229, 895251), (267, 767837), (479, 428001), (623, 329073), (687, 298417), (1437, 142667), (1603, 127893), (1869, 109691), (3353, 61143), (4809, 42631), (10059, 20381)]