42521739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35171}}^1$

素因数の和:35218

約数の個数: 16

約数和(自身を含む): 63028224

約数和(自身を除く): 20506485

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 35171, 105513, 457223, 1090301, 1371669, 3270903, 14173913, 42521739]

約数ペア:

[(1, 42521739), (3, 14173913), (13, 3270903), (31, 1371669), (39, 1090301), (93, 457223), (403, 105513), (1209, 35171)]