2011997481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{1303}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 3093734784

約数和(自身を除く): 1081737303

約数列:

[1, 3, 13, 17, 39, 51, 137, 221, 289, 411, 663, 867, 1303, 1781, 2329, 3757, 3909, 5343, 6987, 11271, 16939, 22151, 30277, 39593, 50817, 66453, 90831, 118779, 178511, 287963, 376567, 514709, 535533, 863889, 1129701, 1544127, 2320643, 3034687, 4895371, 6961929, 9104061, 14686113, 39450931, 51589679, 118352793, 154769037, 670665827, 2011997481]

約数ペア:

[(1, 2011997481), (3, 670665827), (13, 154769037), (17, 118352793), (39, 51589679), (51, 39450931), (137, 14686113), (221, 9104061), (289, 6961929), (411, 4895371), (663, 3034687), (867, 2320643), (1303, 1544127), (1781, 1129701), (2329, 863889), (3757, 535533), (3909, 514709), (5343, 376567), (6987, 287963), (11271, 178511), (16939, 118779), (22151, 90831), (30277, 66453), (39593, 50817)]