16409223

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{1171}}^1$

素因数の和:1356

約数の個数: 20

約数和(自身を含む): 24675288

約数和(自身を除く): 8266065

約数列:

[1, 3, 9, 27, 81, 173, 519, 1171, 1557, 3513, 4671, 10539, 14013, 31617, 94851, 202583, 607749, 1823247, 5469741, 16409223]

約数ペア:

[(1, 16409223), (3, 5469741), (9, 1823247), (27, 607749), (81, 202583), (173, 94851), (519, 31617), (1171, 14013), (1557, 10539), (3513, 4671)]