2909439

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:338

約数の個数: 28

約数和(自身を含む): 4713016

約数和(自身を除く): 1803577

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 307, 351, 729, 921, 1053, 2763, 3159, 3991, 8289, 9477, 11973, 24867, 35919, 74601, 107757, 223803, 323271, 969813, 2909439]

約数ペア:

[(1, 2909439), (3, 969813), (9, 323271), (13, 223803), (27, 107757), (39, 74601), (81, 35919), (117, 24867), (243, 11973), (307, 9477), (351, 8289), (729, 3991), (921, 3159), (1053, 2763)]