81443336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7603}}^1$

素因数の和:7725

約数の個数: 32

約数和(自身を含む): 166071360

約数和(自身を除く): 84628024

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 2678, 5356, 7603, 10712, 15206, 30412, 60824, 98839, 197678, 395356, 783109, 790712, 1566218, 3132436, 6264872, 10180417, 20360834, 40721668, 81443336]

約数ペア:

[(1, 81443336), (2, 40721668), (4, 20360834), (8, 10180417), (13, 6264872), (26, 3132436), (52, 1566218), (103, 790712), (104, 783109), (206, 395356), (412, 197678), (824, 98839), (1339, 60824), (2678, 30412), (5356, 15206), (7603, 10712)]