12997525

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{541}}^1$

素因数の和:613

約数の個数: 18

約数和(自身を含む): 16684386

約数和(自身を除く): 3686861

約数列:

[1, 5, 25, 31, 155, 541, 775, 961, 2705, 4805, 13525, 16771, 24025, 83855, 419275, 519901, 2599505, 12997525]

約数ペア:

[(1, 12997525), (5, 2599505), (25, 519901), (31, 419275), (155, 83855), (541, 24025), (775, 16771), (961, 13525), (2705, 4805)]