287660517

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{21601}}^1$

素因数の和:21820

約数の個数: 16

約数和(自身を含む): 402315648

約数和(自身を除く): 114655131

約数列:

[1, 3, 23, 69, 193, 579, 4439, 13317, 21601, 64803, 496823, 1490469, 4168993, 12506979, 95886839, 287660517]

約数ペア:

[(1, 287660517), (3, 95886839), (23, 12506979), (69, 4168993), (193, 1490469), (579, 496823), (4439, 64803), (13317, 21601)]