2017619765

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1\times {\mathrm{1709}}^1$

素因数の和:2189

約数の個数: 32

約数和(自身を含む): 2807136000

約数和(自身を除く): 789516235

約数列:

[1, 5, 7, 35, 89, 379, 445, 623, 1709, 1895, 2653, 3115, 8545, 11963, 13265, 33731, 59815, 152101, 168655, 236117, 647711, 760505, 1064707, 1180585, 3238555, 4533977, 5323535, 22669885, 57646279, 288231395, 403523953, 2017619765]

約数ペア:

[(1, 2017619765), (5, 403523953), (7, 288231395), (35, 57646279), (89, 22669885), (379, 5323535), (445, 4533977), (623, 3238555), (1709, 1180585), (1895, 1064707), (2653, 760505), (3115, 647711), (8545, 236117), (11963, 168655), (13265, 152101), (33731, 59815)]