31806369

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 54912000

約数和(自身を除く): 23105631

約数列:

[1, 3, 7, 9, 21, 43, 59, 63, 129, 177, 199, 301, 387, 413, 531, 597, 903, 1239, 1393, 1791, 2537, 2709, 3717, 4179, 7611, 8557, 11741, 12537, 17759, 22833, 25671, 35223, 53277, 59899, 77013, 82187, 105669, 159831, 179697, 246561, 504863, 539091, 739683, 1514589, 3534041, 4543767, 10602123, 31806369]

約数ペア:

[(1, 31806369), (3, 10602123), (7, 4543767), (9, 3534041), (21, 1514589), (43, 739683), (59, 539091), (63, 504863), (129, 246561), (177, 179697), (199, 159831), (301, 105669), (387, 82187), (413, 77013), (531, 59899), (597, 53277), (903, 35223), (1239, 25671), (1393, 22833), (1791, 17759), (2537, 12537), (2709, 11741), (3717, 8557), (4179, 7611)]