157440245781

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{576704197}}^1$

素因数の和:576704220

約数の個数: 16

約数和(自身を含む): 258363480704

約数和(自身を除く): 100923234923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 576704197, 1730112591, 4036929379, 7497154561, 12110788137, 22491463683, 52480081927, 157440245781]

約数ペア:

[(1, 157440245781), (3, 52480081927), (7, 22491463683), (13, 12110788137), (21, 7497154561), (39, 4036929379), (91, 1730112591), (273, 576704197)]