28756548

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21589}}^1$

素因数の和:21636

約数の個数: 36

約数和(自身を含む): 74658220

約数和(自身を除く): 45901672

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21589, 43178, 64767, 86356, 129534, 194301, 259068, 388602, 777204, 798793, 1597586, 2396379, 3195172, 4792758, 7189137, 9585516, 14378274, 28756548]

約数ペア:

[(1, 28756548), (2, 14378274), (3, 9585516), (4, 7189137), (6, 4792758), (9, 3195172), (12, 2396379), (18, 1597586), (36, 798793), (37, 777204), (74, 388602), (111, 259068), (148, 194301), (222, 129534), (333, 86356), (444, 64767), (666, 43178), (1332, 21589)]