66728405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1447}}^1$

素因数の和:1876

約数の個数: 16

約数和(自身を含む): 83821824

約数和(自身を除く): 17093419

約数列:

[1, 5, 23, 115, 401, 1447, 2005, 7235, 9223, 33281, 46115, 166405, 580247, 2901235, 13345681, 66728405]

約数ペア:

[(1, 66728405), (5, 13345681), (23, 2901235), (115, 580247), (401, 166405), (1447, 46115), (2005, 33281), (7235, 9223)]