258974495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137387}}^1$

素因数の和:137434

約数の個数: 16

約数和(自身を含む): 346217760

約数和(自身を除く): 87243265

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 137387, 686935, 1786031, 3984223, 8930155, 19921115, 51794899, 258974495]

約数ペア:

[(1, 258974495), (5, 51794899), (13, 19921115), (29, 8930155), (65, 3984223), (145, 1786031), (377, 686935), (1885, 137387)]