8404479

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 13629440

約数和(自身を除く): 5224961

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 127, 129, 171, 381, 387, 513, 817, 1143, 1161, 1539, 2413, 2451, 3429, 3483, 5461, 7239, 7353, 10287, 16383, 21717, 22059, 49149, 65151, 66177, 103759, 147447, 195453, 311277, 442341, 933831, 2801493, 8404479]

約数ペア:

[(1, 8404479), (3, 2801493), (9, 933831), (19, 442341), (27, 311277), (43, 195453), (57, 147447), (81, 103759), (127, 66177), (129, 65151), (171, 49149), (381, 22059), (387, 21717), (513, 16383), (817, 10287), (1143, 7353), (1161, 7239), (1539, 5461), (2413, 3483), (2451, 3429)]