855948457

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 1069263104

約数和(自身を除く): 213314647

約数列:

[1, 7, 13, 91, 157, 181, 331, 1099, 1267, 2041, 2317, 2353, 4303, 14287, 16471, 28417, 30121, 51967, 59911, 198919, 363769, 369421, 419377, 675571, 778843, 2585947, 4728997, 5451901, 9406027, 65842189, 122278351, 855948457]

約数ペア:

[(1, 855948457), (7, 122278351), (13, 65842189), (91, 9406027), (157, 5451901), (181, 4728997), (331, 2585947), (1099, 778843), (1267, 675571), (2041, 419377), (2317, 369421), (2353, 363769), (4303, 198919), (14287, 59911), (16471, 51967), (28417, 30121)]