213001821

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{313}}^1\times {\mathrm{911}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 312713856

約数和(自身を除く): 99712035

約数列:

[1, 3, 9, 83, 249, 313, 747, 911, 939, 2733, 2817, 8199, 25979, 75613, 77937, 226839, 233811, 285143, 680517, 855429, 2566287, 23666869, 71000607, 213001821]

約数ペア:

[(1, 213001821), (3, 71000607), (9, 23666869), (83, 2566287), (249, 855429), (313, 680517), (747, 285143), (911, 233811), (939, 226839), (2733, 77937), (2817, 75613), (8199, 25979)]