2811411

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 4389840

約数和(自身を除く): 1578429

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 401, 779, 1203, 2337, 3609, 7011, 7619, 16441, 22857, 49323, 68571, 147969, 312379, 937137, 2811411]

約数ペア:

[(1, 2811411), (3, 937137), (9, 312379), (19, 147969), (41, 68571), (57, 49323), (123, 22857), (171, 16441), (369, 7619), (401, 7011), (779, 3609), (1203, 2337)]