31386865

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 38864448

約数和(自身を除く): 7477583

約数列:

[1, 5, 53, 83, 265, 415, 1427, 4399, 7135, 21995, 75631, 118441, 378155, 592205, 6277373, 31386865]

約数ペア:

[(1, 31386865), (5, 6277373), (53, 592205), (83, 378155), (265, 118441), (415, 75631), (1427, 21995), (4399, 7135)]