340842021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{20759}}^1$

素因数の和:21196

約数の個数: 16

約数和(自身を含む): 490600320

約数和(自身を除く): 149758299

約数列:

[1, 3, 13, 39, 421, 1263, 5473, 16419, 20759, 62277, 269867, 809601, 8739539, 26218617, 113614007, 340842021]

約数ペア:

[(1, 340842021), (3, 113614007), (13, 26218617), (39, 8739539), (421, 809601), (1263, 269867), (5473, 62277), (16419, 20759)]