7686147

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 12257280

約数和(自身を除く): 4571133

約数列:

[1, 3, 7, 21, 41, 79, 113, 123, 237, 287, 339, 553, 791, 861, 1659, 2373, 3239, 4633, 8927, 9717, 13899, 22673, 26781, 32431, 62489, 68019, 97293, 187467, 366007, 1098021, 2562049, 7686147]

約数ペア:

[(1, 7686147), (3, 2562049), (7, 1098021), (21, 366007), (41, 187467), (79, 97293), (113, 68019), (123, 62489), (237, 32431), (287, 26781), (339, 22673), (553, 13899), (791, 9717), (861, 8927), (1659, 4633), (2373, 3239)]