28539525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{54361}}^1$

素因数の和:54381

約数の個数: 24

約数和(自身を含む): 53927104

約数和(自身を除く): 25387579

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 54361, 163083, 271805, 380527, 815415, 1141581, 1359025, 1902635, 4077075, 5707905, 9513175, 28539525]

約数ペア:

[(1, 28539525), (3, 9513175), (5, 5707905), (7, 4077075), (15, 1902635), (21, 1359025), (25, 1141581), (35, 815415), (75, 380527), (105, 271805), (175, 163083), (525, 54361)]