81398465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{16231}}^1$

素因数の和:16312

約数の個数: 16

約数和(自身を含む): 105183360

約数和(自身を除く): 23784895

約数列:

[1, 5, 17, 59, 85, 295, 1003, 5015, 16231, 81155, 275927, 957629, 1379635, 4788145, 16279693, 81398465]

約数ペア:

[(1, 81398465), (5, 16279693), (17, 4788145), (59, 1379635), (85, 957629), (295, 275927), (1003, 81155), (5015, 16231)]