291265497

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{883}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 455436800

約数和(自身を除く): 164171303

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 643, 883, 1929, 2649, 5787, 7947, 12217, 16777, 17361, 23841, 36651, 50331, 109953, 150993, 329859, 452979, 567769, 1703307, 5109921, 10787611, 15329763, 32362833, 97088499, 291265497]

約数ペア:

[(1, 291265497), (3, 97088499), (9, 32362833), (19, 15329763), (27, 10787611), (57, 5109921), (171, 1703307), (513, 567769), (643, 452979), (883, 329859), (1929, 150993), (2649, 109953), (5787, 50331), (7947, 36651), (12217, 23841), (16777, 17361)]