2581623

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 4127760

約数和(自身を除く): 1546137

約数列:

[1, 3, 9, 11, 33, 89, 99, 267, 293, 801, 879, 979, 2637, 2937, 3223, 8811, 9669, 26077, 29007, 78231, 234693, 286847, 860541, 2581623]

約数ペア:

[(1, 2581623), (3, 860541), (9, 286847), (11, 234693), (33, 78231), (89, 29007), (99, 26077), (267, 9669), (293, 8811), (801, 3223), (879, 2937), (979, 2637)]