199362807

素因数分解:

$3^2\times 7^1\times {\mathrm{971}}^1\times {\mathrm{3259}}^1$

素因数の和:4243

約数の個数: 24

約数和(自身を含む): 329546880

約数和(自身を除く): 130184073

約数列:

[1, 3, 7, 9, 21, 63, 971, 2913, 3259, 6797, 8739, 9777, 20391, 22813, 29331, 61173, 68439, 205317, 3164489, 9493467, 22151423, 28480401, 66454269, 199362807]

約数ペア:

[(1, 199362807), (3, 66454269), (7, 28480401), (9, 22151423), (21, 9493467), (63, 3164489), (971, 205317), (2913, 68439), (3259, 61173), (6797, 29331), (8739, 22813), (9777, 20391)]