68391323

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4019}}^1$

素因数の和:4067

約数の個数: 32

約数和(自身を含む): 97251840

約数和(自身を除く): 28860517

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 1001, 1309, 1547, 2431, 4019, 17017, 28133, 44209, 52247, 68323, 309463, 365729, 478261, 574717, 751553, 888199, 4023019, 5260871, 6217393, 9770189, 68391323]

約数ペア:

[(1, 68391323), (7, 9770189), (11, 6217393), (13, 5260871), (17, 4023019), (77, 888199), (91, 751553), (119, 574717), (143, 478261), (187, 365729), (221, 309463), (1001, 68323), (1309, 52247), (1547, 44209), (2431, 28133), (4019, 17017)]