8247393

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3967}}^1$

素因数の和:3994

約数の個数: 32

約数和(自身を含む): 15237120

約数和(自身を除く): 6989727

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 3967, 11901, 27769, 35703, 43637, 83307, 107109, 130911, 249921, 305459, 392733, 749763, 916377, 1178199, 2749131, 8247393]

約数ペア:

[(1, 8247393), (3, 2749131), (7, 1178199), (9, 916377), (11, 749763), (21, 392733), (27, 305459), (33, 249921), (63, 130911), (77, 107109), (99, 83307), (189, 43637), (231, 35703), (297, 27769), (693, 11901), (2079, 3967)]