889656009

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{66239}}^1$

素因数の和:66301

約数の個数: 24

約数和(自身を含む): 1339107840

約数和(自身を除く): 449451831

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 1221, 4477, 13431, 66239, 198717, 728629, 2185887, 2450843, 7352529, 8014919, 24044757, 26959273, 80877819, 296552003, 889656009]

約数ペア:

[(1, 889656009), (3, 296552003), (11, 80877819), (33, 26959273), (37, 24044757), (111, 8014919), (121, 7352529), (363, 2450843), (407, 2185887), (1221, 728629), (4477, 198717), (13431, 66239)]