3998379

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 7004160

約数和(自身を除く): 3005781

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 911, 1463, 2733, 4389, 6377, 10021, 17309, 19131, 30063, 51927, 70147, 121163, 190399, 210441, 363489, 571197, 1332793, 3998379]

約数ペア:

[(1, 3998379), (3, 1332793), (7, 571197), (11, 363489), (19, 210441), (21, 190399), (33, 121163), (57, 70147), (77, 51927), (133, 30063), (209, 19131), (231, 17309), (399, 10021), (627, 6377), (911, 4389), (1463, 2733)]