64289381

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2381}}^1$

素因数の和:2492

約数の個数: 16

約数和(自身を含む): 72565248

約数和(自身を除く): 8275867

約数列:

[1, 13, 31, 67, 403, 871, 2077, 2381, 27001, 30953, 73811, 159527, 959543, 2073851, 4945337, 64289381]

約数ペア:

[(1, 64289381), (13, 4945337), (31, 2073851), (67, 959543), (403, 159527), (871, 73811), (2077, 30953), (2381, 27001)]