1855971

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 2992080

約数和(自身を除く): 1136109

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 547, 1131, 1641, 3393, 4923, 7111, 15863, 21333, 47589, 63999, 142767, 206219, 618657, 1855971]

約数ペア:

[(1, 1855971), (3, 618657), (9, 206219), (13, 142767), (29, 63999), (39, 47589), (87, 21333), (117, 15863), (261, 7111), (377, 4923), (547, 3393), (1131, 1641)]