250978

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:226

約数の個数: 24

約数和(自身を含む): 474012

約数和(自身を除く): 223034

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 197, 394, 637, 1274, 1379, 2561, 2758, 5122, 9653, 17927, 19306, 35854, 125489, 250978]

約数ペア:

[(1, 250978), (2, 125489), (7, 35854), (13, 19306), (14, 17927), (26, 9653), (49, 5122), (91, 2758), (98, 2561), (182, 1379), (197, 1274), (394, 637)]