7780203

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 12005136

約数和(自身を除く): 4224933

約数列:

[1, 3, 9, 17, 51, 153, 211, 241, 633, 723, 1899, 2169, 3587, 4097, 10761, 12291, 32283, 36873, 50851, 152553, 457659, 864467, 2593401, 7780203]

約数ペア:

[(1, 7780203), (3, 2593401), (9, 864467), (17, 457659), (51, 152553), (153, 50851), (211, 36873), (241, 32283), (633, 12291), (723, 10761), (1899, 4097), (2169, 3587)]