68802981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{56909}}^1$

素因数の和:56956

約数の個数: 16

約数和(自身を含む): 101982720

約数和(自身を除く): 33179739

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 56909, 170727, 739817, 1764179, 2219451, 5292537, 22934327, 68802981]

約数ペア:

[(1, 68802981), (3, 22934327), (13, 5292537), (31, 2219451), (39, 1764179), (93, 739817), (403, 170727), (1209, 56909)]