989818508

素因数分解:

$2^2\times 7^1\times {\mathrm{1013}}^1\times {\mathrm{34897}}^1$

素因数の和:35921

約数の個数: 24

約数和(自身を含む): 1981648032

約数和(自身を除く): 991829524

約数列:

[1, 2, 4, 7, 14, 28, 1013, 2026, 4052, 7091, 14182, 28364, 34897, 69794, 139588, 244279, 488558, 977116, 35350661, 70701322, 141402644, 247454627, 494909254, 989818508]

約数ペア:

[(1, 989818508), (2, 494909254), (4, 247454627), (7, 141402644), (14, 70701322), (28, 35350661), (1013, 977116), (2026, 488558), (4052, 244279), (7091, 139588), (14182, 69794), (28364, 34897)]