81277047

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{73421}}^1$

素因数の和:73471

約数の個数: 16

約数和(自身を含む): 123348960

約数和(自身を除く): 42071913

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 73421, 220263, 660789, 1982367, 3010261, 9030783, 27092349, 81277047]

約数ペア:

[(1, 81277047), (3, 27092349), (9, 9030783), (27, 3010261), (41, 1982367), (123, 660789), (369, 220263), (1107, 73421)]