173116521

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{13613}}^1$

素因数の和:13782

約数の個数: 20

約数和(自身を含む): 260272452

約数和(自身を除く): 87155931

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 13613, 40839, 122517, 367551, 1102653, 2137241, 6411723, 19235169, 57705507, 173116521]

約数ペア:

[(1, 173116521), (3, 57705507), (9, 19235169), (27, 6411723), (81, 2137241), (157, 1102653), (471, 367551), (1413, 122517), (4239, 40839), (12717, 13613)]