28224275

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{15901}}^1$

素因数の和:15982

約数の個数: 12

約数和(自身を含む): 35493264

約数和(自身を除く): 7268989

約数列:

[1, 5, 25, 71, 355, 1775, 15901, 79505, 397525, 1128971, 5644855, 28224275]

約数ペア:

[(1, 28224275), (5, 5644855), (25, 1128971), (71, 397525), (355, 79505), (1775, 15901)]