685329120007

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{8387}}^1\times {\mathrm{164413}}^1$

素因数の和:172878

約数の個数: 16

約数和(自身を含む): 794364268032

約数和(自身を除く): 109035148025

約数列:

[1, 7, 71, 497, 8387, 58709, 164413, 595477, 1150891, 4168339, 11673323, 81713261, 1378931831, 9652522817, 97904160001, 685329120007]

約数ペア:

[(1, 685329120007), (7, 97904160001), (71, 9652522817), (497, 1378931831), (8387, 81713261), (58709, 11673323), (164413, 4168339), (595477, 1150891)]