1390347

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 2377440

約数和(自身を除く): 987093

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 761, 1827, 2283, 5327, 6849, 15981, 22069, 47943, 66207, 154483, 198621, 463449, 1390347]

約数ペア:

[(1, 1390347), (3, 463449), (7, 198621), (9, 154483), (21, 66207), (29, 47943), (63, 22069), (87, 15981), (203, 6849), (261, 5327), (609, 2283), (761, 1827)]