1291418973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{479903}}^1$

素因数の和:479945

約数の個数: 24

約数和(自身を含む): 2096220672

約数和(自身を除く): 804801699

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 479903, 1439709, 4319127, 6238739, 11037769, 18716217, 33113307, 56148651, 99339921, 143490997, 430472991, 1291418973]

約数ペア:

[(1, 1291418973), (3, 430472991), (9, 143490997), (13, 99339921), (23, 56148651), (39, 33113307), (69, 18716217), (117, 11037769), (207, 6238739), (299, 4319127), (897, 1439709), (2691, 479903)]