189156951

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1501

約数の個数: 40

約数和(自身を含む): 300999600

約数和(自身を除く): 111842649

約数列:

[1, 3, 9, 19, 27, 57, 81, 89, 171, 267, 513, 801, 1381, 1539, 1691, 2403, 4143, 5073, 7209, 12429, 15219, 26239, 37287, 45657, 78717, 111861, 122909, 136971, 236151, 368727, 708453, 1106181, 2125359, 2335271, 3318543, 7005813, 9955629, 21017439, 63052317, 189156951]

約数ペア:

[(1, 189156951), (3, 63052317), (9, 21017439), (19, 9955629), (27, 7005813), (57, 3318543), (81, 2335271), (89, 2125359), (171, 1106181), (267, 708453), (513, 368727), (801, 236151), (1381, 136971), (1539, 122909), (1691, 111861), (2403, 78717), (4143, 45657), (5073, 37287), (7209, 26239), (12429, 15219)]