51130539

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2903}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 78524160

約数和(自身を除く): 27393621

約数列:

[1, 3, 9, 19, 57, 103, 171, 309, 927, 1957, 2903, 5871, 8709, 17613, 26127, 55157, 165471, 299009, 496413, 897027, 2691081, 5681171, 17043513, 51130539]

約数ペア:

[(1, 51130539), (3, 17043513), (9, 5681171), (19, 2691081), (57, 897027), (103, 496413), (171, 299009), (309, 165471), (927, 55157), (1957, 26127), (2903, 17613), (5871, 8709)]