81117905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{22013}}^1$

素因数の和:22096

約数の個数: 16

約数和(自身を含む): 107780544

約数和(自身を除く): 26662639

約数列:

[1, 5, 11, 55, 67, 335, 737, 3685, 22013, 110065, 242143, 1210715, 1474871, 7374355, 16223581, 81117905]

約数ペア:

[(1, 81117905), (5, 16223581), (11, 7374355), (55, 1474871), (67, 1210715), (335, 242143), (737, 110065), (3685, 22013)]