8216397

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 14396096

約数和(自身を除く): 6179699

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 337, 387, 567, 903, 1011, 1161, 2359, 2709, 3033, 3483, 7077, 8127, 9099, 14491, 21231, 24381, 27297, 43473, 63693, 101437, 130419, 191079, 304311, 391257, 912933, 1173771, 2738799, 8216397]

約数ペア:

[(1, 8216397), (3, 2738799), (7, 1173771), (9, 912933), (21, 391257), (27, 304311), (43, 191079), (63, 130419), (81, 101437), (129, 63693), (189, 43473), (301, 27297), (337, 24381), (387, 21231), (567, 14491), (903, 9099), (1011, 8127), (1161, 7077), (2359, 3483), (2709, 3033)]