78780221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1523}}^1$

素因数の和:1732

約数の個数: 16

約数和(自身を含む): 89099136

約数和(自身を除く): 10318915

約数列:

[1, 13, 23, 173, 299, 1523, 2249, 3979, 19799, 35029, 51727, 263479, 455377, 3425227, 6060017, 78780221]

約数ペア:

[(1, 78780221), (13, 6060017), (23, 3425227), (173, 455377), (299, 263479), (1523, 51727), (2249, 35029), (3979, 19799)]