12820773

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3373}}^1$

素因数の和:3564

約数の個数: 16

約数和(自身を含む): 19650176

約数和(自身を除く): 6829403

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3373, 3801, 10119, 23611, 70833, 610513, 1831539, 4273591, 12820773]

約数ペア:

[(1, 12820773), (3, 4273591), (7, 1831539), (21, 610513), (181, 70833), (543, 23611), (1267, 10119), (3373, 3801)]