77931321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{13411}}^1$

素因数の和:13576

約数の個数: 16

約数和(自身を含む): 112660800

約数和(自身を除く): 34729479

約数列:

[1, 3, 13, 39, 149, 447, 1937, 5811, 13411, 40233, 174343, 523029, 1998239, 5994717, 25977107, 77931321]

約数ペア:

[(1, 77931321), (3, 25977107), (13, 5994717), (39, 1998239), (149, 523029), (447, 174343), (1937, 40233), (5811, 13411)]