77889911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 94348800

約数和(自身を除く): 16458889

約数列:

[1, 11, 19, 29, 71, 181, 209, 319, 551, 781, 1349, 1991, 2059, 3439, 5249, 6061, 12851, 14839, 22649, 37829, 39121, 57739, 99731, 141361, 244169, 372679, 430331, 1097041, 2685859, 4099469, 7080901, 77889911]

約数ペア:

[(1, 77889911), (11, 7080901), (19, 4099469), (29, 2685859), (71, 1097041), (181, 430331), (209, 372679), (319, 244169), (551, 141361), (781, 99731), (1349, 57739), (1991, 39121), (2059, 37829), (3439, 22649), (5249, 14839), (6061, 12851)]