177756021

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{8941}}^1$

素因数の和:9041

約数の個数: 18

約数和(自身を含む): 262367222

約数和(自身を除く): 84611201

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 8941, 19881, 26823, 80469, 420227, 1260681, 3782043, 19750669, 59252007, 177756021]

約数ペア:

[(1, 177756021), (3, 59252007), (9, 19750669), (47, 3782043), (141, 1260681), (423, 420227), (2209, 80469), (6627, 26823), (8941, 19881)]