2746989

素因数分解:

$3^2\times 7^2\times {\mathrm{6229}}^1$

素因数の和:6249

約数の個数: 18

約数和(自身を含む): 4616430

約数和(自身を除く): 1869441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6229, 18687, 43603, 56061, 130809, 305221, 392427, 915663, 2746989]

約数ペア:

[(1, 2746989), (3, 915663), (7, 392427), (9, 305221), (21, 130809), (49, 56061), (63, 43603), (147, 18687), (441, 6229)]