2720601

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 4542720

約数和(自身を除く): 1822119

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 337, 351, 621, 897, 1011, 2691, 3033, 4381, 7751, 8073, 9099, 13143, 23253, 39429, 69759, 100763, 118287, 209277, 302289, 906867, 2720601]

約数ペア:

[(1, 2720601), (3, 906867), (9, 302289), (13, 209277), (23, 118287), (27, 100763), (39, 69759), (69, 39429), (117, 23253), (207, 13143), (299, 9099), (337, 8073), (351, 7751), (621, 4381), (897, 3033), (1011, 2691)]