78941547

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{3623}}^1$

素因数の和:3904

約数の個数: 20

約数和(自身を含む): 118396080

約数和(自身を除く): 39454533

約数列:

[1, 3, 9, 27, 81, 269, 807, 2421, 3623, 7263, 10869, 21789, 32607, 97821, 293463, 974587, 2923761, 8771283, 26313849, 78941547]

約数ペア:

[(1, 78941547), (3, 26313849), (9, 8771283), (27, 2923761), (81, 974587), (269, 293463), (807, 97821), (2421, 32607), (3623, 21789), (7263, 10869)]