663721492

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{7499}}^1$

素因数の和:7648

約数の個数: 48

約数和(自身を含む): 1386000000

約数和(自身を除く): 722278508

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 109, 116, 203, 218, 406, 436, 763, 812, 1526, 3052, 3161, 6322, 7499, 12644, 14998, 22127, 29996, 44254, 52493, 88508, 104986, 209972, 217471, 434942, 817391, 869884, 1522297, 1634782, 3044594, 3269564, 5721737, 6089188, 11443474, 22886948, 23704339, 47408678, 94817356, 165930373, 331860746, 663721492]

約数ペア:

[(1, 663721492), (2, 331860746), (4, 165930373), (7, 94817356), (14, 47408678), (28, 23704339), (29, 22886948), (58, 11443474), (109, 6089188), (116, 5721737), (203, 3269564), (218, 3044594), (406, 1634782), (436, 1522297), (763, 869884), (812, 817391), (1526, 434942), (3052, 217471), (3161, 209972), (6322, 104986), (7499, 88508), (12644, 52493), (14998, 44254), (22127, 29996)]