1321570378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{63409}}^1$

素因数の和:64041

約数の個数: 16

約数和(自身を含む): 2102421960

約数和(自身を除く): 780851582

約数列:

[1, 2, 17, 34, 613, 1226, 10421, 20842, 63409, 126818, 1077953, 2155906, 38869717, 77739434, 660785189, 1321570378]

約数ペア:

[(1, 1321570378), (2, 660785189), (17, 77739434), (34, 38869717), (613, 2155906), (1226, 1077953), (10421, 126818), (20842, 63409)]