169358215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{6563}}^1$

素因数の和:6978

約数の個数: 16

約数和(自身を含む): 219447648

約数和(自身を除く): 50089433

約数列:

[1, 5, 13, 65, 397, 1985, 5161, 6563, 25805, 32815, 85319, 426595, 2605511, 13027555, 33871643, 169358215]

約数ペア:

[(1, 169358215), (5, 33871643), (13, 13027555), (65, 2605511), (397, 426595), (1985, 85319), (5161, 32815), (6563, 25805)]