25490633

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 31912704

約数和(自身を除く): 6422071

約数列:

[1, 7, 17, 49, 71, 119, 431, 497, 833, 1207, 3017, 3479, 7327, 8449, 21119, 30601, 51289, 59143, 214207, 359023, 520217, 1499449, 3641519, 25490633]

約数ペア:

[(1, 25490633), (7, 3641519), (17, 1499449), (49, 520217), (71, 359023), (119, 214207), (431, 59143), (497, 51289), (833, 30601), (1207, 21119), (3017, 8449), (3479, 7327)]