139561345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4073}}^1$

素因数の和:4185

約数の個数: 32

約数和(自身を含む): 211196160

約数和(自身を除く): 71634815

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 3115, 4073, 4895, 6853, 20365, 28511, 34265, 44803, 142555, 224015, 313621, 362497, 1568105, 1812485, 2537479, 3987467, 12687395, 19937335, 27912269, 139561345]

約数ペア:

[(1, 139561345), (5, 27912269), (7, 19937335), (11, 12687395), (35, 3987467), (55, 2537479), (77, 1812485), (89, 1568105), (385, 362497), (445, 313621), (623, 224015), (979, 142555), (3115, 44803), (4073, 34265), (4895, 28511), (6853, 20365)]