81992967

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{64007}}^1$

素因数の和:64078

約数の個数: 16

約数和(自身を含む): 126991872

約数和(自身を除く): 44998905

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 64007, 192021, 448049, 1344147, 3904427, 11713281, 27330989, 81992967]

約数ペア:

[(1, 81992967), (3, 27330989), (7, 11713281), (21, 3904427), (61, 1344147), (183, 448049), (427, 192021), (1281, 64007)]