180420343794

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{164317253}}^1$

素因数の和:164317322

約数の個数: 24

約数和(自身を含む): 397319120172

約数和(自身を除く): 216898776378

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 164317253, 328634506, 492951759, 985903518, 1478855277, 2957710554, 10023352433, 20046704866, 30070057299, 60140114598, 90210171897, 180420343794]

約数ペア:

[(1, 180420343794), (2, 90210171897), (3, 60140114598), (6, 30070057299), (9, 20046704866), (18, 10023352433), (61, 2957710554), (122, 1478855277), (183, 985903518), (366, 492951759), (549, 328634506), (1098, 164317253)]