78664287

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2011}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 121685760

約数和(自身を除く): 43021473

約数列:

[1, 3, 13, 17, 39, 51, 59, 177, 221, 663, 767, 1003, 2011, 2301, 3009, 6033, 13039, 26143, 34187, 39117, 78429, 102561, 118649, 355947, 444431, 1333293, 1542437, 2017033, 4627311, 6051099, 26221429, 78664287]

約数ペア:

[(1, 78664287), (3, 26221429), (13, 6051099), (17, 4627311), (39, 2017033), (51, 1542437), (59, 1333293), (177, 444431), (221, 355947), (663, 118649), (767, 102561), (1003, 78429), (2011, 39117), (2301, 34187), (3009, 26143), (6033, 13039)]