289452978

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{342143}}^1$

素因数の和:342198

約数の個数: 24

約数和(自身を含む): 640493568

約数和(自身を除く): 351040590

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 342143, 684286, 1026429, 2052858, 3079287, 6158574, 16080721, 32161442, 48242163, 96484326, 144726489, 289452978]

約数ペア:

[(1, 289452978), (2, 144726489), (3, 96484326), (6, 48242163), (9, 32161442), (18, 16080721), (47, 6158574), (94, 3079287), (141, 2052858), (282, 1026429), (423, 684286), (846, 342143)]