51513273

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1427}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 87736320

約数和(自身を除く): 36223047

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 573, 1337, 1427, 1719, 4011, 4281, 5157, 9989, 12033, 12843, 29967, 36099, 38529, 89901, 269703, 272557, 817671, 1907899, 2453013, 5723697, 7359039, 17171091, 51513273]

約数ペア:

[(1, 51513273), (3, 17171091), (7, 7359039), (9, 5723697), (21, 2453013), (27, 1907899), (63, 817671), (189, 272557), (191, 269703), (573, 89901), (1337, 38529), (1427, 36099), (1719, 29967), (4011, 12843), (4281, 12033), (5157, 9989)]