898990078

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1493339}}^1$

素因数の和:1493391

約数の個数: 16

約数和(自身を含む): 1576967040

約数和(自身を除く): 677976962

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 1493339, 2986678, 10453373, 20906746, 64213577, 128427154, 449495039, 898990078]

約数ペア:

[(1, 898990078), (2, 449495039), (7, 128427154), (14, 64213577), (43, 20906746), (86, 10453373), (301, 2986678), (602, 1493339)]