156918021

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{309503}}^1$

素因数の和:309532

約数の個数: 12

約数和(自身を含む): 226556928

約数和(自身を除く): 69638907

約数列:

[1, 3, 13, 39, 169, 507, 309503, 928509, 4023539, 12070617, 52306007, 156918021]

約数ペア:

[(1, 156918021), (3, 52306007), (13, 12070617), (39, 4023539), (169, 928509), (507, 309503)]