640914961

素因数分解:

${\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 663122880

約数和(自身を除く): 22207919

約数列:

[1, 73, 83, 139, 761, 6059, 10147, 11537, 55553, 63163, 105779, 842201, 4610899, 7721867, 8779657, 640914961]

約数ペア:

[(1, 640914961), (73, 8779657), (83, 7721867), (139, 4610899), (761, 842201), (6059, 105779), (10147, 63163), (11537, 55553)]