42278379

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 66796800

約数和(自身を除く): 24518421

約数列:

[1, 3, 11, 13, 33, 39, 139, 143, 417, 429, 709, 1529, 1807, 2127, 4587, 5421, 7799, 9217, 19877, 23397, 27651, 59631, 98551, 101387, 295653, 304161, 1084061, 1281163, 3252183, 3843489, 14092793, 42278379]

約数ペア:

[(1, 42278379), (3, 14092793), (11, 3843489), (13, 3252183), (33, 1281163), (39, 1084061), (139, 304161), (143, 295653), (417, 101387), (429, 98551), (709, 59631), (1529, 27651), (1807, 23397), (2127, 19877), (4587, 9217), (5421, 7799)]