1213503

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 1731840

約数和(自身を除く): 518337

約数列:

[1, 3, 23, 43, 69, 129, 409, 989, 1227, 2967, 9407, 17587, 28221, 52761, 404501, 1213503]

約数ペア:

[(1, 1213503), (3, 404501), (23, 52761), (43, 28221), (69, 17587), (129, 9407), (409, 2967), (989, 1227)]