81360951

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{19469}}^1$

素因数の和:19678

約数の個数: 16

約数和(自身を含む): 124608000

約数和(自身を除く): 43247049

約数列:

[1, 3, 7, 21, 199, 597, 1393, 4179, 19469, 58407, 136283, 408849, 3874331, 11622993, 27120317, 81360951]

約数ペア:

[(1, 81360951), (3, 27120317), (7, 11622993), (21, 3874331), (199, 408849), (597, 136283), (1393, 58407), (4179, 19469)]