12867905

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 15833664

約数和(自身を除く): 2965759

約数列:

[1, 5, 83, 101, 307, 415, 505, 1535, 8383, 25481, 31007, 41915, 127405, 155035, 2573581, 12867905]

約数ペア:

[(1, 12867905), (5, 2573581), (83, 155035), (101, 127405), (307, 41915), (415, 31007), (505, 25481), (1535, 8383)]