2591433

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 40

約数和(自身を含む): 4390848

約数和(自身を除く): 1799415

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 107, 117, 207, 299, 321, 351, 621, 897, 963, 1053, 1391, 1863, 2461, 2691, 2889, 4173, 7383, 8073, 8667, 12519, 22149, 24219, 31993, 37557, 66447, 95979, 112671, 199341, 287937, 863811, 2591433]

約数ペア:

[(1, 2591433), (3, 863811), (9, 287937), (13, 199341), (23, 112671), (27, 95979), (39, 66447), (69, 37557), (81, 31993), (107, 24219), (117, 22149), (207, 12519), (299, 8667), (321, 8073), (351, 7383), (621, 4173), (897, 2889), (963, 2691), (1053, 2461), (1391, 1863)]