28137471

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 38083584

約数和(自身を除く): 9946113

約数列:

[1, 3, 137, 223, 307, 411, 669, 921, 30551, 42059, 68461, 91653, 126177, 205383, 9379157, 28137471]

約数ペア:

[(1, 28137471), (3, 9379157), (137, 205383), (223, 126177), (307, 91653), (411, 68461), (669, 42059), (921, 30551)]