1684020009

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1\times {\mathrm{2777}}^1$

素因数の和:3285

約数の個数: 32

約数和(自身を含む): 2611408896

約数和(自身を除く): 927388887

約数列:

[1, 3, 7, 21, 67, 201, 431, 469, 1293, 1407, 2777, 3017, 8331, 9051, 19439, 28877, 58317, 86631, 186059, 202139, 558177, 606417, 1196887, 1302413, 3590661, 3907239, 8378209, 25134627, 80191429, 240574287, 561340003, 1684020009]

約数ペア:

[(1, 1684020009), (3, 561340003), (7, 240574287), (21, 80191429), (67, 25134627), (201, 8378209), (431, 3907239), (469, 3590661), (1293, 1302413), (1407, 1196887), (2777, 606417), (3017, 558177), (8331, 202139), (9051, 186059), (19439, 86631), (28877, 58317)]