71312265

素因数分解:

$3^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1907}}^1$

素因数の和:2198

約数の個数: 32

約数和(自身を含む): 127301760

約数和(自身を除く): 55989495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 277, 831, 1385, 1907, 2493, 4155, 5721, 7479, 9535, 12465, 17163, 28605, 37395, 51489, 85815, 257445, 528239, 1584717, 2641195, 4754151, 7923585, 14262453, 23770755, 71312265]

約数ペア:

[(1, 71312265), (3, 23770755), (5, 14262453), (9, 7923585), (15, 4754151), (27, 2641195), (45, 1584717), (135, 528239), (277, 257445), (831, 85815), (1385, 51489), (1907, 37395), (2493, 28605), (4155, 17163), (5721, 12465), (7479, 9535)]