256477887783

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{730706233}}^1$

素因数の和:730706255

約数の個数: 16

約数和(自身を含む): 409195491040

約数和(自身を除く): 152717603257

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 730706233, 2192118699, 6576356097, 9499181029, 19729068291, 28497543087, 85492629261, 256477887783]

約数ペア:

[(1, 256477887783), (3, 85492629261), (9, 28497543087), (13, 19729068291), (27, 9499181029), (39, 6576356097), (117, 2192118699), (351, 730706233)]