1728697964

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{444167}}^1$

素因数の和:444317

約数の個数: 24

約数和(自身を含む): 3482277120

約数和(自身を除く): 1753579156

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 444167, 888334, 1776668, 3109169, 6218338, 12436676, 61739213, 123478426, 246956852, 432174491, 864348982, 1728697964]

約数ペア:

[(1, 1728697964), (2, 864348982), (4, 432174491), (7, 246956852), (14, 123478426), (28, 61739213), (139, 12436676), (278, 6218338), (556, 3109169), (973, 1776668), (1946, 888334), (3892, 444167)]