20758889226215

素因数分解:

$5^1\times 7^2\times {\mathrm{30553}}^1\times {\mathrm{2773219}}^1$

素因数の和:2803791

約数の個数: 24

約数和(自身を含む): 28978673646960

約数和(自身を除く): 8219784420745

約数列:

[1, 5, 7, 35, 49, 245, 30553, 152765, 213871, 1069355, 1497097, 2773219, 7485485, 13866095, 19412533, 97062665, 135887731, 679438655, 84730160107, 423650800535, 593111120749, 2965555603745, 4151777845243, 20758889226215]

約数ペア:

[(1, 20758889226215), (5, 4151777845243), (7, 2965555603745), (35, 593111120749), (49, 423650800535), (245, 84730160107), (30553, 679438655), (152765, 135887731), (213871, 97062665), (1069355, 19412533), (1497097, 13866095), (2773219, 7485485)]