81560882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{165103}}^1$

素因数の和:165137

約数の個数: 16

約数和(自身を含む): 138687360

約数和(自身を除く): 57126478

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 165103, 330206, 2146339, 3136957, 4292678, 6273914, 40780441, 81560882]

約数ペア:

[(1, 81560882), (2, 40780441), (13, 6273914), (19, 4292678), (26, 3136957), (38, 2146339), (247, 330206), (494, 165103)]