788979994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{9013}}^1$

素因数の和:9222

約数の個数: 32

約数和(自身を含む): 1355128704

約数和(自身を除く): 566148710

約数列:

[1, 2, 11, 22, 23, 46, 173, 253, 346, 506, 1903, 3806, 3979, 7958, 9013, 18026, 43769, 87538, 99143, 198286, 207299, 414598, 1559249, 2280289, 3118498, 4560578, 17151739, 34303478, 35862727, 71725454, 394489997, 788979994]

約数ペア:

[(1, 788979994), (2, 394489997), (11, 71725454), (22, 35862727), (23, 34303478), (46, 17151739), (173, 4560578), (253, 3118498), (346, 2280289), (506, 1559249), (1903, 414598), (3806, 207299), (3979, 198286), (7958, 99143), (9013, 87538), (18026, 43769)]