201728995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{2267}}^1$

素因数の和:2359

約数の個数: 24

約数和(自身を含む): 268050384

約数和(自身を除く): 66321389

約数列:

[1, 5, 13, 37, 65, 185, 481, 1369, 2267, 2405, 6845, 11335, 17797, 29471, 83879, 88985, 147355, 419395, 1090427, 3103523, 5452135, 15517615, 40345799, 201728995]

約数ペア:

[(1, 201728995), (5, 40345799), (13, 15517615), (37, 5452135), (65, 3103523), (185, 1090427), (481, 419395), (1369, 147355), (2267, 88985), (2405, 83879), (6845, 29471), (11335, 17797)]