81783163

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{55901}}^1$

素因数の和:55938

約数の個数: 16

約数和(自身を含む): 107331840

約数和(自身を除く): 25548677

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 55901, 391307, 614911, 1062119, 4304377, 7434833, 11683309, 81783163]

約数ペア:

[(1, 81783163), (7, 11683309), (11, 7434833), (19, 4304377), (77, 1062119), (133, 614911), (209, 391307), (1463, 55901)]