81266302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{72689}}^1$

素因数の和:72747

約数の個数: 16

約数和(自身を含む): 134331120

約数和(自身を除く): 53064818

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 72689, 145378, 944957, 1889914, 3125627, 6251254, 40633151, 81266302]

約数ペア:

[(1, 81266302), (2, 40633151), (13, 6251254), (26, 3125627), (43, 1889914), (86, 944957), (559, 145378), (1118, 72689)]