207920739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{5171}}^1$

素因数の和:6218

約数の個数: 16

約数和(自身を含む): 298900224

約数和(自身を除く): 90979485

約数列:

[1, 3, 13, 39, 1031, 3093, 5171, 13403, 15513, 40209, 67223, 201669, 5331301, 15993903, 69306913, 207920739]

約数ペア:

[(1, 207920739), (3, 69306913), (13, 15993903), (39, 5331301), (1031, 201669), (3093, 67223), (5171, 40209), (13403, 15513)]