81355822

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 129768480

約数和(自身を除く): 48412658

約数列:

[1, 2, 37, 61, 67, 74, 122, 134, 269, 538, 2257, 2479, 4087, 4514, 4958, 8174, 9953, 16409, 18023, 19906, 32818, 36046, 151219, 302438, 607133, 666851, 1099403, 1214266, 1333702, 2198806, 40677911, 81355822]

約数ペア:

[(1, 81355822), (2, 40677911), (37, 2198806), (61, 1333702), (67, 1214266), (74, 1099403), (122, 666851), (134, 607133), (269, 302438), (538, 151219), (2257, 36046), (2479, 32818), (4087, 19906), (4514, 18023), (4958, 16409), (8174, 9953)]