2791503

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 4919376

約数和(自身を除く): 2127873

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 241, 297, 351, 429, 723, 891, 1053, 1287, 2169, 2651, 3133, 3861, 6507, 7953, 9399, 11583, 19521, 23859, 28197, 34463, 71577, 84591, 103389, 214731, 253773, 310167, 930501, 2791503]

約数ペア:

[(1, 2791503), (3, 930501), (9, 310167), (11, 253773), (13, 214731), (27, 103389), (33, 84591), (39, 71577), (81, 34463), (99, 28197), (117, 23859), (143, 19521), (241, 11583), (297, 9399), (351, 7953), (429, 6507), (723, 3861), (891, 3133), (1053, 2651), (1287, 2169)]