178021161

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{27059}}^1$

素因数の和:27125

約数の個数: 24

約数和(自身を含む): 278609760

約数和(自身を除く): 100588599

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 27059, 81177, 243531, 460003, 1163537, 1380009, 3490611, 4140027, 10471833, 19780129, 59340387, 178021161]

約数ペア:

[(1, 178021161), (3, 59340387), (9, 19780129), (17, 10471833), (43, 4140027), (51, 3490611), (129, 1380009), (153, 1163537), (387, 460003), (731, 243531), (2193, 81177), (6579, 27059)]