539991999

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{6883}}^1$

素因数の和:7291

約数の個数: 24

約数和(自身を含む): 816167040

約数和(自身を除く): 276175041

約数列:

[1, 3, 9, 23, 69, 207, 379, 1137, 3411, 6883, 8717, 20649, 26151, 61947, 78453, 158309, 474927, 1424781, 2608657, 7825971, 23477913, 59999111, 179997333, 539991999]

約数ペア:

[(1, 539991999), (3, 179997333), (9, 59999111), (23, 23477913), (69, 7825971), (207, 2608657), (379, 1424781), (1137, 474927), (3411, 158309), (6883, 78453), (8717, 61947), (20649, 26151)]