28213437

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25349}}^1$

素因数の和:25412

約数の個数: 16

約数和(自身を含む): 43804800

約数和(自身を除く): 15591363

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25349, 76047, 177443, 532329, 1343497, 4030491, 9404479, 28213437]

約数ペア:

[(1, 28213437), (3, 9404479), (7, 4030491), (21, 1343497), (53, 532329), (159, 177443), (371, 76047), (1113, 25349)]