42641781

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1433}}^1$

素因数の和:1565

約数の個数: 32

約数和(自身を含む): 70667520

約数和(自身を除く): 28025739

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1417, 1433, 2289, 4251, 4299, 9919, 10031, 18629, 29757, 30093, 55887, 130403, 156197, 391209, 468591, 1093379, 2030561, 3280137, 6091683, 14213927, 42641781]

約数ペア:

[(1, 42641781), (3, 14213927), (7, 6091683), (13, 3280137), (21, 2030561), (39, 1093379), (91, 468591), (109, 391209), (273, 156197), (327, 130403), (763, 55887), (1417, 30093), (1433, 29757), (2289, 18629), (4251, 10031), (4299, 9919)]