220256511

素因数分解:

$3^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1\times {\mathrm{1151}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 296275968

約数和(自身を除く): 76019457

約数列:

[1, 3, 227, 281, 681, 843, 1151, 3453, 63787, 191361, 261277, 323431, 783831, 970293, 73418837, 220256511]

約数ペア:

[(1, 220256511), (3, 73418837), (227, 970293), (281, 783831), (681, 323431), (843, 261277), (1151, 191361), (3453, 63787)]