11972163

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^2\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 18665472

約数和(自身を除く): 6693309

約数列:

[1, 3, 7, 21, 67, 127, 201, 381, 469, 889, 1407, 2667, 4489, 8509, 13467, 25527, 31423, 59563, 94269, 178689, 570103, 1710309, 3990721, 11972163]

約数ペア:

[(1, 11972163), (3, 3990721), (7, 1710309), (21, 570103), (67, 178689), (127, 94269), (201, 59563), (381, 31423), (469, 25527), (889, 13467), (1407, 8509), (2667, 4489)]