12860921857

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{11743}}^1$

素因数の和:11898

約数の個数: 32

約数和(自身を含む): 15633612800

約数和(自身を除く): 2772690943

約数列:

[1, 7, 31, 49, 103, 217, 343, 721, 1519, 3193, 5047, 10633, 11743, 22351, 35329, 82201, 156457, 364033, 575407, 1095199, 1209529, 2548231, 4027849, 8466703, 17837617, 37495399, 59266921, 124863319, 262467793, 414868447, 1837274551, 12860921857]

約数ペア:

[(1, 12860921857), (7, 1837274551), (31, 414868447), (49, 262467793), (103, 124863319), (217, 59266921), (343, 37495399), (721, 17837617), (1519, 8466703), (3193, 4027849), (5047, 2548231), (10633, 1209529), (11743, 1095199), (22351, 575407), (35329, 364033), (82201, 156457)]