17973157041

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{872441}}^1$

素因数の和:872566

約数の個数: 32

約数和(自身を含む): 30709958400

約数和(自身を除く): 12736801359

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2943, 6867, 20601, 872441, 2617323, 6107087, 7851969, 18321261, 23555907, 54963783, 95096069, 164891349, 285288207, 665672483, 855864621, 1997017449, 2567593863, 5991052347, 17973157041]

約数ペア:

[(1, 17973157041), (3, 5991052347), (7, 2567593863), (9, 1997017449), (21, 855864621), (27, 665672483), (63, 285288207), (109, 164891349), (189, 95096069), (327, 54963783), (763, 23555907), (981, 18321261), (2289, 7851969), (2943, 6107087), (6867, 2617323), (20601, 872441)]