16851807

素因数分解:

$3^5\times 7^1\times {\mathrm{9907}}^1$

素因数の和:9929

約数の個数: 24

約数和(自身を含む): 28852096

約数和(自身を除く): 12000289

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 9907, 29721, 69349, 89163, 208047, 267489, 624141, 802467, 1872423, 2407401, 5617269, 16851807]

約数ペア:

[(1, 16851807), (3, 5617269), (7, 2407401), (9, 1872423), (21, 802467), (27, 624141), (63, 267489), (81, 208047), (189, 89163), (243, 69349), (567, 29721), (1701, 9907)]