138291273

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{70163}}^1$

素因数の和:70245

約数の個数: 16

約数和(自身を含む): 207685440

約数和(自身を除く): 69394167

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 70163, 210489, 631467, 1894401, 5121899, 15365697, 46097091, 138291273]

約数ペア:

[(1, 138291273), (3, 46097091), (9, 15365697), (27, 5121899), (73, 1894401), (219, 631467), (657, 210489), (1971, 70163)]