28999726

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{20509}}^1$

素因数の和:20619

約数の個数: 16

約数和(自身を含む): 50208480

約数和(自身を除く): 21208754

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 20509, 41018, 143563, 287126, 2071409, 4142818, 14499863, 28999726]

約数ペア:

[(1, 28999726), (2, 14499863), (7, 4142818), (14, 2071409), (101, 287126), (202, 143563), (707, 41018), (1414, 20509)]