81049425

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{29207}}^1$

素因数の和:29257

約数の個数: 24

約数和(自身を含む): 137628096

約数和(自身を除く): 56578671

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 555, 925, 2775, 29207, 87621, 146035, 438105, 730175, 1080659, 2190525, 3241977, 5403295, 16209885, 27016475, 81049425]

約数ペア:

[(1, 81049425), (3, 27016475), (5, 16209885), (15, 5403295), (25, 3241977), (37, 2190525), (75, 1080659), (111, 730175), (185, 438105), (555, 146035), (925, 87621), (2775, 29207)]