38816739

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 63098112

約数和(自身を除く): 24281373

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 191, 193, 351, 573, 579, 1053, 1719, 1737, 2483, 2509, 5157, 5211, 7449, 7527, 15471, 15633, 22347, 22581, 36863, 67041, 67743, 110589, 201123, 203229, 331767, 479219, 995301, 1437657, 2985903, 4312971, 12938913, 38816739]

約数ペア:

[(1, 38816739), (3, 12938913), (9, 4312971), (13, 2985903), (27, 1437657), (39, 995301), (81, 479219), (117, 331767), (191, 203229), (193, 201123), (351, 110589), (573, 67743), (579, 67041), (1053, 36863), (1719, 22581), (1737, 22347), (2483, 15633), (2509, 15471), (5157, 7527), (5211, 7449)]