1290280876

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{258677}}^1$

素因数の和:258753

約数の個数: 24

約数和(自身を含む): 2390184720

約数和(自身を除く): 1099903844

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4988, 258677, 517354, 1034708, 7501633, 11123111, 15003266, 22246222, 30006532, 44492444, 322570219, 645140438, 1290280876]

約数ペア:

[(1, 1290280876), (2, 645140438), (4, 322570219), (29, 44492444), (43, 30006532), (58, 22246222), (86, 15003266), (116, 11123111), (172, 7501633), (1247, 1034708), (2494, 517354), (4988, 258677)]