28704651

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 38851968

約数和(自身を除く): 10147317

約数列:

[1, 3, 137, 211, 331, 411, 633, 993, 28907, 45347, 69841, 86721, 136041, 209523, 9568217, 28704651]

約数ペア:

[(1, 28704651), (3, 9568217), (137, 209523), (211, 136041), (331, 86721), (411, 69841), (633, 45347), (993, 28907)]