31381317

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 51116160

約数和(自身を除く): 19734843

約数列:

[1, 3, 9, 11, 27, 33, 99, 157, 297, 471, 673, 1413, 1727, 2019, 4239, 5181, 6057, 7403, 15543, 18171, 22209, 46629, 66627, 105661, 199881, 316983, 950949, 1162271, 2852847, 3486813, 10460439, 31381317]

約数ペア:

[(1, 31381317), (3, 10460439), (9, 3486813), (11, 2852847), (27, 1162271), (33, 950949), (99, 316983), (157, 199881), (297, 105661), (471, 66627), (673, 46629), (1413, 22209), (1727, 18171), (2019, 15543), (4239, 7403), (5181, 6057)]