128899008721

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{5503}}^1\times {\mathrm{145487}}^1$

素因数の和:151020

約数の個数: 16

約数和(自身を含む): 153747062784

約数和(自身を除く): 24848054063

約数列:

[1, 7, 23, 161, 5503, 38521, 126569, 145487, 885983, 1018409, 3346201, 23423407, 800614961, 5604304727, 18414144103, 128899008721]

約数ペア:

[(1, 128899008721), (7, 18414144103), (23, 5604304727), (161, 800614961), (5503, 23423407), (38521, 3346201), (126569, 1018409), (145487, 885983)]