71347449

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 102896640

約数和(自身を除く): 31549191

約数列:

[1, 3, 23, 43, 69, 129, 139, 173, 417, 519, 989, 2967, 3197, 3979, 5977, 7439, 9591, 11937, 17931, 22317, 24047, 72141, 137471, 171097, 412413, 513291, 553081, 1034021, 1659243, 3102063, 23782483, 71347449]

約数ペア:

[(1, 71347449), (3, 23782483), (23, 3102063), (43, 1659243), (69, 1034021), (129, 553081), (139, 513291), (173, 412413), (417, 171097), (519, 137471), (989, 72141), (2967, 24047), (3197, 22317), (3979, 17931), (5977, 11937), (7439, 9591)]