90298431

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 144144000

約数和(自身を除く): 53845569

約数列:

[1, 3, 9, 19, 29, 57, 87, 131, 139, 171, 261, 393, 417, 551, 1179, 1251, 1653, 2489, 2641, 3799, 4031, 4959, 7467, 7923, 11397, 12093, 18209, 22401, 23769, 34191, 36279, 54627, 72181, 76589, 163881, 216543, 229767, 345971, 528061, 649629, 689301, 1037913, 1584183, 3113739, 4752549, 10033159, 30099477, 90298431]

約数ペア:

[(1, 90298431), (3, 30099477), (9, 10033159), (19, 4752549), (29, 3113739), (57, 1584183), (87, 1037913), (131, 689301), (139, 649629), (171, 528061), (261, 345971), (393, 229767), (417, 216543), (551, 163881), (1179, 76589), (1251, 72181), (1653, 54627), (2489, 36279), (2641, 34191), (3799, 23769), (4031, 22401), (4959, 18209), (7467, 12093), (7923, 11397)]