81738786

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{316817}}^1$

素因数の和:316865

約数の個数: 16

約数和(自身を含む): 167279904

約数和(自身を除く): 85541118

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 316817, 633634, 950451, 1900902, 13623131, 27246262, 40869393, 81738786]

約数ペア:

[(1, 81738786), (2, 40869393), (3, 27246262), (6, 13623131), (43, 1900902), (86, 950451), (129, 633634), (258, 316817)]