11989209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{7253}}^1$

素因数の和:7304

約数の個数: 16

約数和(自身を含む): 17409600

約数和(自身を除く): 5420391

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 7253, 21759, 137807, 210337, 413421, 631011, 3996403, 11989209]

約数ペア:

[(1, 11989209), (3, 3996403), (19, 631011), (29, 413421), (57, 210337), (87, 137807), (551, 21759), (1653, 7253)]