2161269

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 3686400

約数和(自身を除く): 1525131

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 383, 513, 627, 1149, 1881, 3447, 4213, 5643, 7277, 10341, 12639, 21831, 37917, 65493, 80047, 113751, 196479, 240141, 720423, 2161269]

約数ペア:

[(1, 2161269), (3, 720423), (9, 240141), (11, 196479), (19, 113751), (27, 80047), (33, 65493), (57, 37917), (99, 21831), (171, 12639), (209, 10341), (297, 7277), (383, 5643), (513, 4213), (627, 3447), (1149, 1881)]