1662506078

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{21193}}^1$

素因数の和:21899

約数の個数: 16

約数和(自身を含む): 2538702096

約数和(自身を除く): 876196018

約数列:

[1, 2, 61, 122, 643, 1286, 21193, 39223, 42386, 78446, 1292773, 2585546, 13627099, 27254198, 831253039, 1662506078]

約数ペア:

[(1, 1662506078), (2, 831253039), (61, 27254198), (122, 13627099), (643, 2585546), (1286, 1292773), (21193, 78446), (39223, 42386)]