398045007388

素因数分解:

$2^2\times 7^1\times {\mathrm{14215893121}}^1$

素因数の和:14215893132

約数の個数: 12

約数和(自身を含む): 796090014832

約数和(自身を除く): 398045007444

約数列:

[1, 2, 4, 7, 14, 28, 14215893121, 28431786242, 56863572484, 99511251847, 199022503694, 398045007388]

約数ペア:

[(1, 398045007388), (2, 199022503694), (4, 99511251847), (7, 56863572484), (14, 28431786242), (28, 14215893121)]