81089582

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251831}}^1$

素因数の和:251863

約数の個数: 16

約数和(自身を含む): 145055232

約数和(自身を除く): 63965650

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 251831, 503662, 1762817, 3525634, 5792113, 11584226, 40544791, 81089582]

約数ペア:

[(1, 81089582), (2, 40544791), (7, 11584226), (14, 5792113), (23, 3525634), (46, 1762817), (161, 503662), (322, 251831)]