16672419

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 25920000

約数和(自身を除く): 9247581

約数列:

[1, 3, 9, 27, 29, 87, 107, 199, 261, 321, 597, 783, 963, 1791, 2889, 3103, 5373, 5771, 9309, 17313, 21293, 27927, 51939, 63879, 83781, 155817, 191637, 574911, 617497, 1852491, 5557473, 16672419]

約数ペア:

[(1, 16672419), (3, 5557473), (9, 1852491), (27, 617497), (29, 574911), (87, 191637), (107, 155817), (199, 83781), (261, 63879), (321, 51939), (597, 27927), (783, 21293), (963, 17313), (1791, 9309), (2889, 5771), (3103, 5373)]