8268021

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 13132800

約数和(自身を除く): 4864779

約数列:

[1, 3, 9, 19, 27, 57, 71, 171, 213, 227, 513, 639, 681, 1349, 1917, 2043, 4047, 4313, 6129, 12141, 12939, 16117, 36423, 38817, 48351, 116451, 145053, 306223, 435159, 918669, 2756007, 8268021]

約数ペア:

[(1, 8268021), (3, 2756007), (9, 918669), (19, 435159), (27, 306223), (57, 145053), (71, 116451), (171, 48351), (213, 38817), (227, 36423), (513, 16117), (639, 12939), (681, 12141), (1349, 6129), (1917, 4313), (2043, 4047)]