220163853

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27809}}^1$

素因数の和:27861

約数の個数: 32

約数和(自身を含む): 373766400

約数和(自身を除く): 153602547

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 7917, 27809, 83427, 194663, 361517, 583989, 806461, 1084551, 2419383, 2530619, 5645227, 7591857, 10483993, 16935681, 31451979, 73387951, 220163853]

約数ペア:

[(1, 220163853), (3, 73387951), (7, 31451979), (13, 16935681), (21, 10483993), (29, 7591857), (39, 5645227), (87, 2530619), (91, 2419383), (203, 1084551), (273, 806461), (377, 583989), (609, 361517), (1131, 194663), (2639, 83427), (7917, 27809)]