212538654

素因数分解:

$2^1\times 3^4\times {\mathrm{1311967}}^1$

素因数の和:1311981

約数の個数: 20

約数和(自身を含む): 476244384

約数和(自身を除く): 263705730

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1311967, 2623934, 3935901, 7871802, 11807703, 23615406, 35423109, 70846218, 106269327, 212538654]

約数ペア:

[(1, 212538654), (2, 106269327), (3, 70846218), (6, 35423109), (9, 23615406), (18, 11807703), (27, 7871802), (54, 3935901), (81, 2623934), (162, 1311967)]