12869997

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3019}}^1$

素因数の和:3065

約数の個数: 24

約数和(自身を含む): 20656800

約数和(自身を除く): 7786803

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 3019, 4263, 9057, 21133, 63399, 87551, 147931, 262653, 443793, 612857, 1838571, 4289999, 12869997]

約数ペア:

[(1, 12869997), (3, 4289999), (7, 1838571), (21, 612857), (29, 443793), (49, 262653), (87, 147931), (147, 87551), (203, 63399), (609, 21133), (1421, 9057), (3019, 4263)]