12456717

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 20686848

約数和(自身を除く): 8230131

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 443, 721, 1329, 1339, 2163, 3101, 4017, 5759, 9303, 9373, 17277, 28119, 40313, 45629, 120939, 136887, 319403, 593177, 958209, 1779531, 4152239, 12456717]

約数ペア:

[(1, 12456717), (3, 4152239), (7, 1779531), (13, 958209), (21, 593177), (39, 319403), (91, 136887), (103, 120939), (273, 45629), (309, 40313), (443, 28119), (721, 17277), (1329, 9373), (1339, 9303), (2163, 5759), (3101, 4017)]