90357939

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 164043360

約数和(自身を除く): 73685421

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 137, 171, 203, 261, 361, 399, 411, 551, 609, 959, 1083, 1197, 1233, 1653, 1827, 2527, 2603, 2877, 3249, 3857, 3973, 4959, 7581, 7809, 8631, 10469, 11571, 11919, 18221, 22743, 23427, 27811, 31407, 34713, 35757, 49457, 54663, 73283, 75487, 83433, 94221, 148371, 163989, 219849, 226461, 250299, 346199, 445113, 528409, 659547, 679383, 1038597, 1434253, 1585227, 3115791, 4302759, 4755681, 10039771, 12908277, 30119313, 90357939]

約数ペア:

[(1, 90357939), (3, 30119313), (7, 12908277), (9, 10039771), (19, 4755681), (21, 4302759), (29, 3115791), (57, 1585227), (63, 1434253), (87, 1038597), (133, 679383), (137, 659547), (171, 528409), (203, 445113), (261, 346199), (361, 250299), (399, 226461), (411, 219849), (551, 163989), (609, 148371), (959, 94221), (1083, 83433), (1197, 75487), (1233, 73283), (1653, 54663), (1827, 49457), (2527, 35757), (2603, 34713), (2877, 31407), (3249, 27811), (3857, 23427), (3973, 22743), (4959, 18221), (7581, 11919), (7809, 11571), (8631, 10469)]