280166978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{2141}}^1$

素因数の和:2882

約数の個数: 32

約数和(自身を含む): 518192640

約数和(自身を除く): 238025662

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 719, 1438, 2141, 4282, 5033, 9347, 10066, 14987, 18694, 27833, 29974, 55666, 65429, 130858, 194831, 389662, 1539379, 3078758, 10775653, 20011927, 21551306, 40023854, 140083489, 280166978]

約数ペア:

[(1, 280166978), (2, 140083489), (7, 40023854), (13, 21551306), (14, 20011927), (26, 10775653), (91, 3078758), (182, 1539379), (719, 389662), (1438, 194831), (2141, 130858), (4282, 65429), (5033, 55666), (9347, 29974), (10066, 27833), (14987, 18694)]