1305071999

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{719}}^1\times {\mathrm{2143}}^1$

素因数の和:2891

約数の個数: 24

約数和(自身を含む): 1642475520

約数和(自身を除く): 337403521

約数列:

[1, 7, 11, 77, 121, 719, 847, 2143, 5033, 7909, 15001, 23573, 55363, 86999, 165011, 259303, 608993, 1540817, 1815121, 10785719, 16948987, 118642909, 186438857, 1305071999]

約数ペア:

[(1, 1305071999), (7, 186438857), (11, 118642909), (77, 16948987), (121, 10785719), (719, 1815121), (847, 1540817), (2143, 608993), (5033, 259303), (7909, 165011), (15001, 86999), (23573, 55363)]