205657906

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{77141}}^1$

素因数の和:77217

約数の個数: 16

約数和(自身を含む): 325847808

約数和(自身を除く): 120189902

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 77141, 154282, 2391371, 3317063, 4782742, 6634126, 102828953, 205657906]

約数ペア:

[(1, 205657906), (2, 102828953), (31, 6634126), (43, 4782742), (62, 3317063), (86, 2391371), (1333, 154282), (2666, 77141)]