31442877

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 50175360

約数和(自身を除く): 18732483

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 183, 459, 549, 1037, 1123, 1647, 3111, 3369, 9333, 10107, 19091, 27999, 30321, 57273, 68503, 171819, 205509, 515457, 616527, 1164551, 1849581, 3493653, 10480959, 31442877]

約数ペア:

[(1, 31442877), (3, 10480959), (9, 3493653), (17, 1849581), (27, 1164551), (51, 616527), (61, 515457), (153, 205509), (183, 171819), (459, 68503), (549, 57273), (1037, 30321), (1123, 27999), (1647, 19091), (3111, 10107), (3369, 9333)]