27138889115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21974809}}^1$

素因数の和:21974846

約数の個数: 16

約数和(自身を含む): 36917680800

約数和(自身を除く): 9778791685

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 21974809, 109874045, 285672517, 417521371, 1428362585, 2087606855, 5427777823, 27138889115]

約数ペア:

[(1, 27138889115), (5, 5427777823), (13, 2087606855), (19, 1428362585), (65, 417521371), (95, 285672517), (247, 109874045), (1235, 21974809)]