81880492449

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{220873}}^1$

素因数の和:221149

約数の個数: 32

約数和(自身を含む): 126657986560

約数和(自身を除く): 44777494111

約数列:

[1, 3, 7, 21, 127, 139, 381, 417, 889, 973, 2667, 2919, 17653, 52959, 123571, 220873, 370713, 662619, 1546111, 4638333, 28050871, 30701347, 84152613, 92104041, 196356097, 214909429, 589068291, 644728287, 3899071069, 11697213207, 27293497483, 81880492449]

約数ペア:

[(1, 81880492449), (3, 27293497483), (7, 11697213207), (21, 3899071069), (127, 644728287), (139, 589068291), (381, 214909429), (417, 196356097), (889, 92104041), (973, 84152613), (2667, 30701347), (2919, 28050871), (17653, 4638333), (52959, 1546111), (123571, 662619), (220873, 370713)]