207815307

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1163}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 324206592

約数和(自身を除く): 116391285

約数列:

[1, 3, 7, 21, 67, 127, 201, 381, 469, 889, 1163, 1407, 2667, 3489, 8141, 8509, 24423, 25527, 59563, 77921, 147701, 178689, 233763, 443103, 545447, 1033907, 1636341, 3101721, 9895967, 29687901, 69271769, 207815307]

約数ペア:

[(1, 207815307), (3, 69271769), (7, 29687901), (21, 9895967), (67, 3101721), (127, 1636341), (201, 1033907), (381, 545447), (469, 443103), (889, 233763), (1163, 178689), (1407, 147701), (2667, 77921), (3489, 59563), (8141, 25527), (8509, 24423)]