28193022

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1255

約数の個数: 80

約数和(自身を含む): 74278512

約数和(自身を除く): 46085490

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 81, 99, 117, 143, 162, 198, 234, 286, 297, 351, 429, 594, 702, 858, 891, 1053, 1217, 1287, 1782, 2106, 2434, 2574, 3651, 3861, 7302, 7722, 10953, 11583, 13387, 15821, 21906, 23166, 26774, 31642, 32859, 40161, 47463, 65718, 80322, 94926, 98577, 120483, 142389, 174031, 197154, 240966, 284778, 348062, 361449, 427167, 522093, 722898, 854334, 1044186, 1084347, 1281501, 1566279, 2168694, 2563002, 3132558, 4698837, 9397674, 14096511, 28193022]

約数ペア:

[(1, 28193022), (2, 14096511), (3, 9397674), (6, 4698837), (9, 3132558), (11, 2563002), (13, 2168694), (18, 1566279), (22, 1281501), (26, 1084347), (27, 1044186), (33, 854334), (39, 722898), (54, 522093), (66, 427167), (78, 361449), (81, 348062), (99, 284778), (117, 240966), (143, 197154), (162, 174031), (198, 142389), (234, 120483), (286, 98577), (297, 94926), (351, 80322), (429, 65718), (594, 47463), (702, 40161), (858, 32859), (891, 31642), (1053, 26774), (1217, 23166), (1287, 21906), (1782, 15821), (2106, 13387), (2434, 11583), (2574, 10953), (3651, 7722), (3861, 7302)]