262257129

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{225889}}^1$

素因数の和:225941

約数の個数: 16

約数和(自身を含む): 397566400

約数和(自身を除く): 135309271

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 225889, 677667, 2033001, 6099003, 9713227, 29139681, 87419043, 262257129]

約数ペア:

[(1, 262257129), (3, 87419043), (9, 29139681), (27, 9713227), (43, 6099003), (129, 2033001), (387, 677667), (1161, 225889)]