1290217836

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{684829}}^1$

素因数の和:684993

約数の個数: 24

約数和(自身を含む): 3029687920

約数和(自身を除く): 1739470084

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 684829, 1369658, 2054487, 2739316, 4108974, 8217948, 107518153, 215036306, 322554459, 430072612, 645108918, 1290217836]

約数ペア:

[(1, 1290217836), (2, 645108918), (3, 430072612), (4, 322554459), (6, 215036306), (12, 107518153), (157, 8217948), (314, 4108974), (471, 2739316), (628, 2054487), (942, 1369658), (1884, 684829)]