79871428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{16879}}^1$

素因数の和:16916

約数の個数: 36

約数和(自身を含む): 172986240

約数和(自身を除く): 93114812

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 16879, 33758, 67516, 118153, 219427, 236306, 438854, 472612, 877708, 1535989, 2852551, 3071978, 5705102, 6143956, 11410204, 19967857, 39935714, 79871428]

約数ペア:

[(1, 79871428), (2, 39935714), (4, 19967857), (7, 11410204), (13, 6143956), (14, 5705102), (26, 3071978), (28, 2852551), (52, 1535989), (91, 877708), (169, 472612), (182, 438854), (338, 236306), (364, 219427), (676, 118153), (1183, 67516), (2366, 33758), (4732, 16879)]