201648609

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{12637}}^1$

素因数の和:12846

約数の個数: 20

約数和(自身を含む): 302781204

約数和(自身を除く): 101132595

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 5319, 12637, 15957, 37911, 113733, 341199, 1023597, 2489489, 7468467, 22405401, 67216203, 201648609]

約数ペア:

[(1, 201648609), (3, 67216203), (9, 22405401), (27, 7468467), (81, 2489489), (197, 1023597), (591, 341199), (1773, 113733), (5319, 37911), (12637, 15957)]