81340554

素因数分解:

$2^1\times 3^1\times {\mathrm{439}}^1\times {\mathrm{30881}}^1$

素因数の和:31325

約数の個数: 16

約数和(自身を含む): 163056960

約数和(自身を除く): 81716406

約数列:

[1, 2, 3, 6, 439, 878, 1317, 2634, 30881, 61762, 92643, 185286, 13556759, 27113518, 40670277, 81340554]

約数ペア:

[(1, 81340554), (2, 40670277), (3, 27113518), (6, 13556759), (439, 185286), (878, 92643), (1317, 61762), (2634, 30881)]