827974791

素因数分解:

$3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13397}}^1$

素因数の和:13525

約数の個数: 40

約数和(自身を含む): 1426619040

約数和(自身を除く): 598644249

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 109, 189, 327, 567, 763, 981, 2289, 2943, 6867, 8829, 13397, 20601, 40191, 61803, 93779, 120573, 281337, 361719, 844011, 1085157, 1460273, 2532033, 4380819, 7596099, 10221911, 13142457, 30665733, 39427371, 91997199, 118282113, 275991597, 827974791]

約数ペア:

[(1, 827974791), (3, 275991597), (7, 118282113), (9, 91997199), (21, 39427371), (27, 30665733), (63, 13142457), (81, 10221911), (109, 7596099), (189, 4380819), (327, 2532033), (567, 1460273), (763, 1085157), (981, 844011), (2289, 361719), (2943, 281337), (6867, 120573), (8829, 93779), (13397, 61803), (20601, 40191)]