12847989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55619}}^1$

素因数の和:55640

約数の個数: 16

約数和(自身を含む): 21358080

約数和(自身を除く): 8510091

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 55619, 166857, 389333, 611809, 1167999, 1835427, 4282663, 12847989]

約数ペア:

[(1, 12847989), (3, 4282663), (7, 1835427), (11, 1167999), (21, 611809), (33, 389333), (77, 166857), (231, 55619)]