12639885

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{12577}}^1$

素因数の和:12652

約数の個数: 16

約数和(自身を含む): 20527296

約数和(自身を除く): 7887411

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 12577, 37731, 62885, 188655, 842659, 2527977, 4213295, 12639885]

約数ペア:

[(1, 12639885), (3, 4213295), (5, 2527977), (15, 842659), (67, 188655), (201, 62885), (335, 37731), (1005, 12577)]