209818635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{5407}}^1$

素因数の和:5627

約数の個数: 32

約数和(自身を含む): 363417600

約数和(自身を除く): 153598965

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 199, 597, 995, 2587, 2985, 5407, 7761, 12935, 16221, 27035, 38805, 70291, 81105, 210873, 351455, 1054365, 1075993, 3227979, 5379965, 13987909, 16139895, 41963727, 69939545, 209818635]

約数ペア:

[(1, 209818635), (3, 69939545), (5, 41963727), (13, 16139895), (15, 13987909), (39, 5379965), (65, 3227979), (195, 1075993), (199, 1054365), (597, 351455), (995, 210873), (2587, 81105), (2985, 70291), (5407, 38805), (7761, 27035), (12935, 16221)]