28626129

素因数分解:

$3^5\times 7^1\times {\mathrm{16829}}^1$

素因数の和:16851

約数の個数: 24

約数和(自身を含む): 49008960

約数和(自身を除く): 20382831

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16829, 50487, 117803, 151461, 353409, 454383, 1060227, 1363149, 3180681, 4089447, 9542043, 28626129]

約数ペア:

[(1, 28626129), (3, 9542043), (7, 4089447), (9, 3180681), (21, 1363149), (27, 1060227), (63, 454383), (81, 353409), (189, 151461), (243, 117803), (567, 50487), (1701, 16829)]