1490227551

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{2311}}^1$

素因数の和:2761

約数の個数: 40

約数和(自身を含む): 2349916800

約数和(自身を除く): 859689249

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 419, 513, 1257, 1539, 2311, 3771, 6933, 7961, 11313, 20799, 23883, 33939, 43909, 62397, 71649, 131727, 187191, 214947, 395181, 644841, 968309, 1185543, 2904927, 3556629, 8714781, 18397871, 26144343, 55193613, 78433029, 165580839, 496742517, 1490227551]

約数ペア:

[(1, 1490227551), (3, 496742517), (9, 165580839), (19, 78433029), (27, 55193613), (57, 26144343), (81, 18397871), (171, 8714781), (419, 3556629), (513, 2904927), (1257, 1185543), (1539, 968309), (2311, 644841), (3771, 395181), (6933, 214947), (7961, 187191), (11313, 131727), (20799, 71649), (23883, 62397), (33939, 43909)]