16187823

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 25006080

約数和(自身を除く): 8818257

約数列:

[1, 3, 9, 27, 43, 73, 129, 191, 219, 387, 573, 657, 1161, 1719, 1971, 3139, 5157, 8213, 9417, 13943, 24639, 28251, 41829, 73917, 84753, 125487, 221751, 376461, 599549, 1798647, 5395941, 16187823]

約数ペア:

[(1, 16187823), (3, 5395941), (9, 1798647), (27, 599549), (43, 376461), (73, 221751), (129, 125487), (191, 84753), (219, 73917), (387, 41829), (573, 28251), (657, 24639), (1161, 13943), (1719, 9417), (1971, 8213), (3139, 5157)]