71220723

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1409}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 113702400

約数和(自身を除く): 42481677

約数列:

[1, 3, 7, 21, 29, 83, 87, 203, 249, 581, 609, 1409, 1743, 2407, 4227, 7221, 9863, 16849, 29589, 40861, 50547, 116947, 122583, 286027, 350841, 818629, 858081, 2455887, 3391463, 10174389, 23740241, 71220723]

約数ペア:

[(1, 71220723), (3, 23740241), (7, 10174389), (21, 3391463), (29, 2455887), (83, 858081), (87, 818629), (203, 350841), (249, 286027), (581, 122583), (609, 116947), (1409, 50547), (1743, 40861), (2407, 29589), (4227, 16849), (7221, 9863)]