289808834

素因数分解:

$2^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{28711}}^1$

素因数の和:28830

約数の個数: 24

約数和(自身を含む): 510614208

約数和(自身を除く): 220805374

約数列:

[1, 2, 7, 14, 49, 98, 103, 206, 721, 1442, 5047, 10094, 28711, 57422, 200977, 401954, 1406839, 2813678, 2957233, 5914466, 20700631, 41401262, 144904417, 289808834]

約数ペア:

[(1, 289808834), (2, 144904417), (7, 41401262), (14, 20700631), (49, 5914466), (98, 2957233), (103, 2813678), (206, 1406839), (721, 401954), (1442, 200977), (5047, 57422), (10094, 28711)]