28864766

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{409}}^1$

素因数の和:560

約数の個数: 24

約数和(自身を含む): 50311920

約数和(自身を除く): 21447154

約数列:

[1, 2, 7, 14, 71, 142, 409, 497, 818, 994, 2863, 5041, 5726, 10082, 29039, 35287, 58078, 70574, 203273, 406546, 2061769, 4123538, 14432383, 28864766]

約数ペア:

[(1, 28864766), (2, 14432383), (7, 4123538), (14, 2061769), (71, 406546), (142, 203273), (409, 70574), (497, 58078), (818, 35287), (994, 29039), (2863, 10082), (5041, 5726)]