206444259

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{7603}}^1$

素因数の和:8047

約数の個数: 24

約数和(自身を含む): 341632512

約数和(自身を除く): 135188253

約数列:

[1, 3, 7, 9, 21, 63, 431, 1293, 3017, 3879, 7603, 9051, 22809, 27153, 53221, 68427, 159663, 478989, 3276893, 9830679, 22938251, 29492037, 68814753, 206444259]

約数ペア:

[(1, 206444259), (3, 68814753), (7, 29492037), (9, 22938251), (21, 9830679), (63, 3276893), (431, 478989), (1293, 159663), (3017, 68427), (3879, 53221), (7603, 27153), (9051, 22809)]