28977129

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{63131}}^1$

素因数の和:63157

約数の個数: 16

約数和(自身を含む): 45455040

約数和(自身を除く): 16477911

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 63131, 189393, 568179, 1073227, 1704537, 3219681, 9659043, 28977129]

約数ペア:

[(1, 28977129), (3, 9659043), (9, 3219681), (17, 1704537), (27, 1073227), (51, 568179), (153, 189393), (459, 63131)]