81675189

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 125199360

約数和(自身を除く): 43524171

約数列:

[1, 3, 9, 27, 43, 103, 129, 309, 387, 683, 927, 1161, 2049, 2781, 4429, 6147, 13287, 18441, 29369, 39861, 70349, 88107, 119583, 211047, 264321, 633141, 792963, 1899423, 3025007, 9075021, 27225063, 81675189]

約数ペア:

[(1, 81675189), (3, 27225063), (9, 9075021), (27, 3025007), (43, 1899423), (103, 792963), (129, 633141), (309, 264321), (387, 211047), (683, 119583), (927, 88107), (1161, 70349), (2049, 39861), (2781, 29369), (4429, 18441), (6147, 13287)]