81623373

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1867}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 125529600

約数和(自身を除く): 43906227

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 741, 767, 1121, 1867, 2301, 3363, 5601, 14573, 24271, 35473, 43719, 72813, 106419, 110153, 330459, 461149, 1383447, 1431989, 2092907, 4295967, 6278721, 27207791, 81623373]

約数ペア:

[(1, 81623373), (3, 27207791), (13, 6278721), (19, 4295967), (39, 2092907), (57, 1431989), (59, 1383447), (177, 461149), (247, 330459), (741, 110153), (767, 106419), (1121, 72813), (1867, 43719), (2301, 35473), (3363, 24271), (5601, 14573)]