28107404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41579}}^1$

素因数の和:41609

約数の個数: 18

約数和(自身を含む): 53263980

約数和(自身を除く): 25156576

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 41579, 83158, 166316, 540527, 1081054, 2162108, 7026851, 14053702, 28107404]

約数ペア:

[(1, 28107404), (2, 14053702), (4, 7026851), (13, 2162108), (26, 1081054), (52, 540527), (169, 166316), (338, 83158), (676, 41579)]