2800565649

素因数分解:

$3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{86993}}^1$

素因数の和:87086

約数の個数: 36

約数和(自身を含む): 4770228996

約数和(自身を除く): 1969663347

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 441, 511, 657, 1533, 3577, 4599, 10731, 32193, 86993, 260979, 608951, 782937, 1826853, 4262657, 5480559, 6350489, 12787971, 19051467, 38363913, 44453423, 57154401, 133360269, 311173961, 400080807, 933521883, 2800565649]

約数ペア:

[(1, 2800565649), (3, 933521883), (7, 400080807), (9, 311173961), (21, 133360269), (49, 57154401), (63, 44453423), (73, 38363913), (147, 19051467), (219, 12787971), (441, 6350489), (511, 5480559), (657, 4262657), (1533, 1826853), (3577, 782937), (4599, 608951), (10731, 260979), (32193, 86993)]