18053241

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 24634368

約数和(自身を除く): 6581127

約数列:

[1, 3, 71, 131, 213, 393, 647, 1941, 9301, 27903, 45937, 84757, 137811, 254271, 6017747, 18053241]

約数ペア:

[(1, 18053241), (3, 6017747), (71, 254271), (131, 137811), (213, 84757), (393, 45937), (647, 27903), (1941, 9301)]