1268217

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 2018016

約数和(自身を除く): 749799

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 307, 459, 921, 1377, 2763, 4131, 5219, 8289, 15657, 24867, 46971, 74601, 140913, 422739, 1268217]

約数ペア:

[(1, 1268217), (3, 422739), (9, 140913), (17, 74601), (27, 46971), (51, 24867), (81, 15657), (153, 8289), (243, 5219), (307, 4131), (459, 2763), (921, 1377)]