2578857533

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{140453}}^1$

素因数の和:140564

約数の個数: 16

約数和(自身を含む): 3065268096

約数和(自身を除く): 486410563

約数列:

[1, 7, 43, 61, 301, 427, 2623, 18361, 140453, 983171, 6039479, 8567633, 42276353, 59973431, 368408219, 2578857533]

約数ペア:

[(1, 2578857533), (7, 368408219), (43, 59973431), (61, 42276353), (301, 8567633), (427, 6039479), (2623, 983171), (18361, 140453)]