1969969449

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{75227}}^1$

素因数の和:75309

約数の個数: 32

約数和(自身を含む): 3177630720

約数和(自身を除く): 1207661271

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 301, 609, 903, 1247, 3741, 8729, 26187, 75227, 225681, 526589, 1579767, 2181583, 3234761, 6544749, 9704283, 15271081, 22643327, 45813243, 67929981, 93808069, 281424207, 656656483, 1969969449]

約数ペア:

[(1, 1969969449), (3, 656656483), (7, 281424207), (21, 93808069), (29, 67929981), (43, 45813243), (87, 22643327), (129, 15271081), (203, 9704283), (301, 6544749), (609, 3234761), (903, 2181583), (1247, 1579767), (3741, 526589), (8729, 225681), (26187, 75227)]