47980821

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{8431}}^1$

素因数の和:8712

約数の個数: 16

約数和(自身を含む): 73392128

約数和(自身を除く): 25411307

約数列:

[1, 3, 7, 21, 271, 813, 1897, 5691, 8431, 25293, 59017, 177051, 2284801, 6854403, 15993607, 47980821]

約数ペア:

[(1, 47980821), (3, 15993607), (7, 6854403), (21, 2284801), (271, 177051), (813, 59017), (1897, 25293), (5691, 8431)]