4421709

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:782

約数の個数: 20

約数和(自身を含む): 6698560

約数和(自身を除く): 2276851

約数列:

[1, 3, 9, 27, 79, 81, 237, 691, 711, 2073, 2133, 6219, 6399, 18657, 54589, 55971, 163767, 491301, 1473903, 4421709]

約数ペア:

[(1, 4421709), (3, 1473903), (9, 491301), (27, 163767), (79, 55971), (81, 54589), (237, 18657), (691, 6399), (711, 6219), (2073, 2133)]