28717636

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1621}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 51955904

約数和(自身を除く): 23238268

約数列:

[1, 2, 4, 43, 86, 103, 172, 206, 412, 1621, 3242, 4429, 6484, 8858, 17716, 69703, 139406, 166963, 278812, 333926, 667852, 7179409, 14358818, 28717636]

約数ペア:

[(1, 28717636), (2, 14358818), (4, 7179409), (43, 667852), (86, 333926), (103, 278812), (172, 166963), (206, 139406), (412, 69703), (1621, 17716), (3242, 8858), (4429, 6484)]