1131813

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 20

約数和(自身を含む): 1720620

約数和(自身を除く): 588807

約数列:

[1, 3, 9, 27, 81, 89, 157, 267, 471, 801, 1413, 2403, 4239, 7209, 12717, 13973, 41919, 125757, 377271, 1131813]

約数ペア:

[(1, 1131813), (3, 377271), (9, 125757), (27, 41919), (81, 13973), (89, 12717), (157, 7209), (267, 4239), (471, 2403), (801, 1413)]