2815857

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 4800000

約数和(自身を除く): 1984143

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 499, 513, 627, 1497, 1881, 4491, 5489, 5643, 9481, 13473, 16467, 28443, 49401, 85329, 104291, 148203, 255987, 312873, 938619, 2815857]

約数ペア:

[(1, 2815857), (3, 938619), (9, 312873), (11, 255987), (19, 148203), (27, 104291), (33, 85329), (57, 49401), (99, 28443), (171, 16467), (209, 13473), (297, 9481), (499, 5643), (513, 5489), (627, 4491), (1497, 1881)]