393387841

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{1373}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 498992832

約数和(自身を除く): 105604991

約数列:

[1, 7, 11, 61, 77, 427, 671, 1373, 3721, 4697, 9611, 15103, 26047, 40931, 83753, 105721, 286517, 586271, 921283, 5108933, 6448981, 35762531, 56198263, 393387841]

約数ペア:

[(1, 393387841), (7, 56198263), (11, 35762531), (61, 6448981), (77, 5108933), (427, 921283), (671, 586271), (1373, 286517), (3721, 105721), (4697, 83753), (9611, 40931), (15103, 26047)]