78521509

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2393}}^1$

素因数の和:2580

約数の個数: 16

約数和(自身を含む): 90780480

約数和(自身を除く): 12258971

約数列:

[1, 11, 19, 157, 209, 1727, 2393, 2983, 26323, 32813, 45467, 375701, 500137, 4132711, 7138319, 78521509]

約数ペア:

[(1, 78521509), (11, 7138319), (19, 4132711), (157, 500137), (209, 375701), (1727, 45467), (2393, 32813), (2983, 26323)]