28405708

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{417731}}^1$

素因数の和:417752

約数の個数: 12

約数和(自身を含む): 52634232

約数和(自身を除く): 24228524

約数列:

[1, 2, 4, 17, 34, 68, 417731, 835462, 1670924, 7101427, 14202854, 28405708]

約数ペア:

[(1, 28405708), (2, 14202854), (4, 7101427), (17, 1670924), (34, 835462), (68, 417731)]