153904617

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{100003}}^1$

素因数の和:100034

約数の個数: 20

約数和(自身を含む): 242009680

約数和(自身を除く): 88105063

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 100003, 300009, 900027, 1900057, 2700081, 5700171, 8100243, 17100513, 51301539, 153904617]

約数ペア:

[(1, 153904617), (3, 51301539), (9, 17100513), (19, 8100243), (27, 5700171), (57, 2700081), (81, 1900057), (171, 900027), (513, 300009), (1539, 100003)]