201917709

素因数分解:

$3^2\times 7^1\times {\mathrm{739}}^1\times {\mathrm{4337}}^1$

素因数の和:5089

約数の個数: 24

約数和(自身を含む): 333852480

約数和(自身を除く): 131934771

約数列:

[1, 3, 7, 9, 21, 63, 739, 2217, 4337, 5173, 6651, 13011, 15519, 30359, 39033, 46557, 91077, 273231, 3205043, 9615129, 22435301, 28845387, 67305903, 201917709]

約数ペア:

[(1, 201917709), (3, 67305903), (7, 28845387), (9, 22435301), (21, 9615129), (63, 3205043), (739, 273231), (2217, 91077), (4337, 46557), (5173, 39033), (6651, 30359), (13011, 15519)]