1860921

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:605

約数の個数: 16

約数和(自身を含む): 2780800

約数和(自身を除く): 919879

約数列:

[1, 3, 9, 27, 157, 439, 471, 1317, 1413, 3951, 4239, 11853, 68923, 206769, 620307, 1860921]

約数ペア:

[(1, 1860921), (3, 620307), (9, 206769), (27, 68923), (157, 11853), (439, 4239), (471, 3951), (1317, 1413)]