209439156

素因数分解:

$2^2\times 3^1\times {\mathrm{389}}^1\times {\mathrm{44867}}^1$

素因数の和:45263

約数の個数: 24

約数和(自身を含む): 489958560

約数和(自身を除く): 280519404

約数列:

[1, 2, 3, 4, 6, 12, 389, 778, 1167, 1556, 2334, 4668, 44867, 89734, 134601, 179468, 269202, 538404, 17453263, 34906526, 52359789, 69813052, 104719578, 209439156]

約数ペア:

[(1, 209439156), (2, 104719578), (3, 69813052), (4, 52359789), (6, 34906526), (12, 17453263), (389, 538404), (778, 269202), (1167, 179468), (1556, 134601), (2334, 89734), (4668, 44867)]