28269639

素因数分解:

$3^2\times {\mathrm{571}}^1\times {\mathrm{5501}}^1$

素因数の和:6078

約数の個数: 12

約数和(自身を含む): 40912872

約数和(自身を除く): 12643233

約数列:

[1, 3, 9, 571, 1713, 5139, 5501, 16503, 49509, 3141071, 9423213, 28269639]

約数ペア:

[(1, 28269639), (3, 9423213), (9, 3141071), (571, 49509), (1713, 16503), (5139, 5501)]