213223295

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{1721}}^1$

素因数の和:2146

約数の個数: 16

約数和(自身を含む): 260366400

約数和(自身を除く): 47143105

約数列:

[1, 5, 71, 349, 355, 1721, 1745, 8605, 24779, 122191, 123895, 600629, 610955, 3003145, 42644659, 213223295]

約数ペア:

[(1, 213223295), (5, 42644659), (71, 3003145), (349, 610955), (355, 600629), (1721, 123895), (1745, 122191), (8605, 24779)]