2149525

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 3106944

約数和(自身を除く): 957419

約数列:

[1, 5, 7, 25, 35, 71, 173, 175, 355, 497, 865, 1211, 1775, 2485, 4325, 6055, 12283, 12425, 30275, 61415, 85981, 307075, 429905, 2149525]

約数ペア:

[(1, 2149525), (5, 429905), (7, 307075), (25, 85981), (35, 61415), (71, 30275), (173, 12425), (175, 12283), (355, 6055), (497, 4325), (865, 2485), (1211, 1775)]