4940721

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 18

約数和(自身を含む): 7352982

約数和(自身を除く): 2412261

約数列:

[1, 3, 9, 37, 111, 333, 401, 1203, 1369, 3609, 4107, 12321, 14837, 44511, 133533, 548969, 1646907, 4940721]

約数ペア:

[(1, 4940721), (3, 1646907), (9, 548969), (37, 133533), (111, 44511), (333, 14837), (401, 12321), (1203, 4107), (1369, 3609)]