51317307

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 80289792

約数和(自身を除く): 28972485

約数列:

[1, 3, 9, 27, 31, 81, 93, 107, 191, 279, 321, 573, 837, 963, 1719, 2511, 2889, 3317, 5157, 5921, 8667, 9951, 15471, 17763, 20437, 29853, 53289, 61311, 89559, 159867, 183933, 268677, 479601, 551799, 633547, 1655397, 1900641, 5701923, 17105769, 51317307]

約数ペア:

[(1, 51317307), (3, 17105769), (9, 5701923), (27, 1900641), (31, 1655397), (81, 633547), (93, 551799), (107, 479601), (191, 268677), (279, 183933), (321, 159867), (573, 89559), (837, 61311), (963, 53289), (1719, 29853), (2511, 20437), (2889, 17763), (3317, 15471), (5157, 9951), (5921, 8667)]