20131510347

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{5683}}^1$

素因数の和:5869

約数の個数: 72

約数和(自身を含む): 33589234224

約数和(自身を除く): 13457723877

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 137, 153, 169, 221, 411, 507, 663, 1233, 1521, 1781, 1989, 2329, 2873, 5343, 5683, 6987, 8619, 16029, 17049, 20961, 23153, 25857, 30277, 51147, 69459, 73879, 90831, 96611, 208377, 221637, 272493, 289833, 393601, 664911, 778571, 869499, 960427, 1180803, 1255943, 2335713, 2881281, 3542409, 3767829, 7007139, 8643843, 10121423, 11303487, 13235707, 16327259, 30364269, 39707121, 48981777, 91092807, 119121363, 131578499, 146945331, 172064191, 394735497, 516192573, 1184206491, 1548577719, 2236834483, 6710503449, 20131510347]

約数ペア:

[(1, 20131510347), (3, 6710503449), (9, 2236834483), (13, 1548577719), (17, 1184206491), (39, 516192573), (51, 394735497), (117, 172064191), (137, 146945331), (153, 131578499), (169, 119121363), (221, 91092807), (411, 48981777), (507, 39707121), (663, 30364269), (1233, 16327259), (1521, 13235707), (1781, 11303487), (1989, 10121423), (2329, 8643843), (2873, 7007139), (5343, 3767829), (5683, 3542409), (6987, 2881281), (8619, 2335713), (16029, 1255943), (17049, 1180803), (20961, 960427), (23153, 869499), (25857, 778571), (30277, 664911), (51147, 393601), (69459, 289833), (73879, 272493), (90831, 221637), (96611, 208377)]