28753012

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{739}}^1$

素因数の和:951

約数の個数: 24

約数和(自身を含む): 51468480

約数和(自身を除く): 22715468

約数列:

[1, 2, 4, 71, 137, 142, 274, 284, 548, 739, 1478, 2956, 9727, 19454, 38908, 52469, 101243, 104938, 202486, 209876, 404972, 7188253, 14376506, 28753012]

約数ペア:

[(1, 28753012), (2, 14376506), (4, 7188253), (71, 404972), (137, 209876), (142, 202486), (274, 104938), (284, 101243), (548, 52469), (739, 38908), (1478, 19454), (2956, 9727)]