71981086

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{2179}}^1$

素因数の和:2463

約数の個数: 16

約数和(自身を含む): 109872000

約数和(自身を除く): 37890914

約数列:

[1, 2, 83, 166, 199, 398, 2179, 4358, 16517, 33034, 180857, 361714, 433621, 867242, 35990543, 71981086]

約数ペア:

[(1, 71981086), (2, 35990543), (83, 867242), (166, 433621), (199, 361714), (398, 180857), (2179, 33034), (4358, 16517)]