1021293

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 1921920

約数和(自身を除く): 900627

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 43, 63, 87, 91, 117, 129, 203, 261, 273, 301, 377, 387, 559, 609, 819, 903, 1131, 1247, 1677, 1827, 2639, 2709, 3393, 3741, 3913, 5031, 7917, 8729, 11223, 11739, 16211, 23751, 26187, 35217, 48633, 78561, 113477, 145899, 340431, 1021293]

約数ペア:

[(1, 1021293), (3, 340431), (7, 145899), (9, 113477), (13, 78561), (21, 48633), (29, 35217), (39, 26187), (43, 23751), (63, 16211), (87, 11739), (91, 11223), (117, 8729), (129, 7917), (203, 5031), (261, 3913), (273, 3741), (301, 3393), (377, 2709), (387, 2639), (559, 1827), (609, 1677), (819, 1247), (903, 1131)]