28758218

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1261

約数の個数: 16

約数和(自身を含む): 43917120

約数和(自身を除く): 15158902

約数列:

[1, 2, 103, 137, 206, 274, 1019, 2038, 14111, 28222, 104957, 139603, 209914, 279206, 14379109, 28758218]

約数ペア:

[(1, 28758218), (2, 14379109), (103, 279206), (137, 209914), (206, 139603), (274, 104957), (1019, 28222), (2038, 14111)]