78466077

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{20611}}^1$

素因数の和:20670

約数の個数: 20

約数和(自身を含む): 119714496

約数和(自身を除く): 41248419

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 20611, 61833, 185499, 556497, 968717, 1669491, 2906151, 8718453, 26155359, 78466077]

約数ペア:

[(1, 78466077), (3, 26155359), (9, 8718453), (27, 2906151), (47, 1669491), (81, 968717), (141, 556497), (423, 185499), (1269, 61833), (3807, 20611)]