126720639

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{204059}}^1$

素因数の和:204091

約数の個数: 16

約数和(自身を含む): 195897600

約数和(自身を除く): 69176961

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 204059, 612177, 1836531, 4693357, 5509593, 14080071, 42240213, 126720639]

約数ペア:

[(1, 126720639), (3, 42240213), (9, 14080071), (23, 5509593), (27, 4693357), (69, 1836531), (207, 612177), (621, 204059)]