13219647

素因数分解:

$3^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{1091}}^1$

素因数の和:1678

約数の個数: 16

約数和(自身を含む): 20197632

約数和(自身を除く): 6977985

約数列:

[1, 3, 7, 21, 577, 1091, 1731, 3273, 4039, 7637, 12117, 22911, 629507, 1888521, 4406549, 13219647]

約数ペア:

[(1, 13219647), (3, 4406549), (7, 1888521), (21, 629507), (577, 22911), (1091, 12117), (1731, 7637), (3273, 4039)]