542238891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{21187}}^1$

素因数の和:21658

約数の個数: 16

約数和(自身を含む): 762768000

約数和(自身を除く): 220529109

約数列:

[1, 3, 19, 57, 449, 1347, 8531, 21187, 25593, 63561, 402553, 1207659, 9512963, 28538889, 180746297, 542238891]

約数ペア:

[(1, 542238891), (3, 180746297), (19, 28538889), (57, 9512963), (449, 1207659), (1347, 402553), (8531, 63561), (21187, 25593)]