156665727

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{23813}}^1$

素因数の和:23879

約数の個数: 24

約数和(自身を含む): 245188944

約数和(自身を除く): 88523217

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 23813, 71439, 214317, 404821, 1023959, 1214463, 3071877, 3643389, 9215631, 17407303, 52221909, 156665727]

約数ペア:

[(1, 156665727), (3, 52221909), (9, 17407303), (17, 9215631), (43, 3643389), (51, 3071877), (129, 1214463), (153, 1023959), (387, 404821), (731, 214317), (2193, 71439), (6579, 23813)]