2156206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:795

約数の個数: 16

約数和(自身を含む): 3515904

約数和(自身を除く): 1359698

約数列:

[1, 2, 13, 26, 127, 254, 653, 1306, 1651, 3302, 8489, 16978, 82931, 165862, 1078103, 2156206]

約数ペア:

[(1, 2156206), (2, 1078103), (13, 165862), (26, 82931), (127, 16978), (254, 8489), (653, 3302), (1306, 1651)]