257250684

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{200351}}^1$

素因数の和:200465

約数の個数: 24

約数和(自身を含む): 605864448

約数和(自身を除く): 348613764

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 200351, 400702, 601053, 801404, 1202106, 2404212, 21437557, 42875114, 64312671, 85750228, 128625342, 257250684]

約数ペア:

[(1, 257250684), (2, 128625342), (3, 85750228), (4, 64312671), (6, 42875114), (12, 21437557), (107, 2404212), (214, 1202106), (321, 801404), (428, 601053), (642, 400702), (1284, 200351)]