220132913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4679}}^1$

素因数の和:4757

約数の個数: 32

約数和(自身を含む): 301916160

約数和(自身を除く): 81783247

約数列:

[1, 7, 11, 13, 47, 77, 91, 143, 329, 517, 611, 1001, 3619, 4277, 4679, 6721, 32753, 47047, 51469, 60827, 219913, 360283, 425789, 669097, 1539391, 2419043, 2858869, 4683679, 16933301, 20012083, 31447559, 220132913]

約数ペア:

[(1, 220132913), (7, 31447559), (11, 20012083), (13, 16933301), (47, 4683679), (77, 2858869), (91, 2419043), (143, 1539391), (329, 669097), (517, 425789), (611, 360283), (1001, 219913), (3619, 60827), (4277, 51469), (4679, 47047), (6721, 32753)]