15809105

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 20989368

約数和(自身を除く): 5180263

約数列:

[1, 5, 13, 53, 65, 169, 265, 353, 689, 845, 1765, 3445, 4589, 8957, 18709, 22945, 44785, 59657, 93545, 243217, 298285, 1216085, 3161821, 15809105]

約数ペア:

[(1, 15809105), (5, 3161821), (13, 1216085), (53, 298285), (65, 243217), (169, 93545), (265, 59657), (353, 44785), (689, 22945), (845, 18709), (1765, 8957), (3445, 4589)]