39869858

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 70726656

約数和(自身を除く): 30856798

約数列:

[1, 2, 7, 14, 43, 86, 103, 206, 301, 602, 643, 721, 1286, 1442, 4429, 4501, 8858, 9002, 27649, 31003, 55298, 62006, 66229, 132458, 193543, 387086, 463603, 927206, 2847847, 5695694, 19934929, 39869858]

約数ペア:

[(1, 39869858), (2, 19934929), (7, 5695694), (14, 2847847), (43, 927206), (86, 463603), (103, 387086), (206, 193543), (301, 132458), (602, 66229), (643, 62006), (721, 55298), (1286, 31003), (1442, 27649), (4429, 9002), (4501, 8858)]