28200872

素因数分解:

$2^3\times 7^2\times {\mathrm{71941}}^1$

素因数の和:71961

約数の個数: 24

約数和(自身を含む): 61510410

約数和(自身を除く): 33309538

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 71941, 143882, 287764, 503587, 575528, 1007174, 2014348, 3525109, 4028696, 7050218, 14100436, 28200872]

約数ペア:

[(1, 28200872), (2, 14100436), (4, 7050218), (7, 4028696), (8, 3525109), (14, 2014348), (28, 1007174), (49, 575528), (56, 503587), (98, 287764), (196, 143882), (392, 71941)]