85391999

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 108055584

約数和(自身を除く): 22663585

約数列:

[1, 7, 11, 77, 121, 181, 557, 847, 1267, 1991, 3899, 6127, 13937, 21901, 42889, 67397, 100817, 153307, 471779, 705719, 1108987, 7762909, 12198857, 85391999]

約数ペア:

[(1, 85391999), (7, 12198857), (11, 7762909), (77, 1108987), (121, 705719), (181, 471779), (557, 153307), (847, 100817), (1267, 67397), (1991, 42889), (3899, 21901), (6127, 13937)]