51711345

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{54721}}^1$

素因数の和:54742

約数の個数: 32

約数和(自身を含む): 105066240

約数和(自身を除く): 53354895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 54721, 164163, 273605, 383047, 492489, 820815, 1149141, 1477467, 1915235, 2462445, 3447423, 5745705, 7387335, 10342269, 17237115, 51711345]

約数ペア:

[(1, 51711345), (3, 17237115), (5, 10342269), (7, 7387335), (9, 5745705), (15, 3447423), (21, 2462445), (27, 1915235), (35, 1477467), (45, 1149141), (63, 820815), (105, 492489), (135, 383047), (189, 273605), (315, 164163), (945, 54721)]