206563385

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1$

素因数の和:3225

約数の個数: 32

約数和(自身を含む): 297314304

約数和(自身を除く): 90750919

約数列:

[1, 5, 7, 31, 35, 61, 155, 217, 305, 427, 1085, 1891, 2135, 3121, 9455, 13237, 15605, 21847, 66185, 96751, 109235, 190381, 483755, 677257, 951905, 1332667, 3386285, 5901811, 6663335, 29509055, 41312677, 206563385]

約数ペア:

[(1, 206563385), (5, 41312677), (7, 29509055), (31, 6663335), (35, 5901811), (61, 3386285), (155, 1332667), (217, 951905), (305, 677257), (427, 483755), (1085, 190381), (1891, 109235), (2135, 96751), (3121, 66185), (9455, 21847), (13237, 15605)]