313712555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 413952000

約数和(自身を除く): 100239445

約数列:

[1, 5, 13, 65, 79, 199, 307, 395, 995, 1027, 1535, 2587, 3991, 5135, 12935, 15721, 19955, 24253, 61093, 78605, 121265, 204373, 305465, 315289, 794209, 1021865, 1576445, 3971045, 4826347, 24131735, 62742511, 313712555]

約数ペア:

[(1, 313712555), (5, 62742511), (13, 24131735), (65, 4826347), (79, 3971045), (199, 1576445), (307, 1021865), (395, 794209), (995, 315289), (1027, 305465), (1535, 204373), (2587, 121265), (3991, 78605), (5135, 61093), (12935, 24253), (15721, 19955)]