81697979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2081}}^1$

素因数の和:2218

約数の個数: 16

約数和(自身を含む): 92340864

約数和(自身を除く): 10642885

約数列:

[1, 11, 43, 83, 473, 913, 2081, 3569, 22891, 39259, 89483, 172723, 984313, 1899953, 7427089, 81697979]

約数ペア:

[(1, 81697979), (11, 7427089), (43, 1899953), (83, 984313), (473, 172723), (913, 89483), (2081, 39259), (3569, 22891)]