64788507721

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{10487}}^1\times {\mathrm{46451}}^1$

素因数の和:56964

約数の個数: 16

約数和(自身を含む): 77950172160

約数和(自身を除く): 13161664439

約数列:

[1, 7, 19, 133, 10487, 46451, 73409, 199253, 325157, 882569, 1394771, 6177983, 487131637, 3409921459, 9255501103, 64788507721]

約数ペア:

[(1, 64788507721), (7, 9255501103), (19, 3409921459), (133, 487131637), (10487, 6177983), (46451, 1394771), (73409, 882569), (199253, 325157)]