28381772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{417379}}^1$

素因数の和:417400

約数の個数: 12

約数和(自身を含む): 52589880

約数和(自身を除く): 24208108

約数列:

[1, 2, 4, 17, 34, 68, 417379, 834758, 1669516, 7095443, 14190886, 28381772]

約数ペア:

[(1, 28381772), (2, 14190886), (4, 7095443), (17, 1669516), (34, 834758), (68, 417379)]