13005425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 17356032

約数和(自身を除く): 4350607

約数列:

[1, 5, 17, 25, 71, 85, 355, 425, 431, 1207, 1775, 2155, 6035, 7327, 10775, 30175, 30601, 36635, 153005, 183175, 520217, 765025, 2601085, 13005425]

約数ペア:

[(1, 13005425), (5, 2601085), (17, 765025), (25, 520217), (71, 183175), (85, 153005), (355, 36635), (425, 30601), (431, 30175), (1207, 10775), (1775, 7327), (2155, 6035)]