81173794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 135023616

約数和(自身を除く): 53849822

約数列:

[1, 2, 13, 26, 47, 94, 181, 362, 367, 611, 734, 1222, 2353, 4706, 4771, 8507, 9542, 17014, 17249, 34498, 66427, 110591, 132854, 221182, 224237, 448474, 863551, 1727102, 3122069, 6244138, 40586897, 81173794]

約数ペア:

[(1, 81173794), (2, 40586897), (13, 6244138), (26, 3122069), (47, 1727102), (94, 863551), (181, 448474), (362, 224237), (367, 221182), (611, 132854), (734, 110591), (1222, 66427), (2353, 34498), (4706, 17249), (4771, 17014), (8507, 9542)]