243315020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{935827}}^1$

素因数の和:935849

約数の個数: 24

約数和(自身を含む): 550266864

約数和(自身を除く): 306951844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 935827, 1871654, 3743308, 4679135, 9358270, 12165751, 18716540, 24331502, 48663004, 60828755, 121657510, 243315020]

約数ペア:

[(1, 243315020), (2, 121657510), (4, 60828755), (5, 48663004), (10, 24331502), (13, 18716540), (20, 12165751), (26, 9358270), (52, 4679135), (65, 3743308), (130, 1871654), (260, 935827)]