13518171

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{1063}}^1$

素因数の和:1232

約数の個数: 20

約数和(自身を含む): 20341552

約数和(自身を除く): 6823381

約数列:

[1, 3, 9, 27, 81, 157, 471, 1063, 1413, 3189, 4239, 9567, 12717, 28701, 86103, 166891, 500673, 1502019, 4506057, 13518171]

約数ペア:

[(1, 13518171), (3, 4506057), (9, 1502019), (27, 500673), (81, 166891), (157, 86103), (471, 28701), (1063, 12717), (1413, 9567), (3189, 4239)]