27938396157

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5297}}^1\times {\mathrm{13219}}^1$

素因数の和:18545

約数の個数: 32

約数和(自身を含む): 44825318400

約数和(自身を除く): 16886922243

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5297, 13219, 15891, 37079, 39657, 92533, 100643, 111237, 251161, 277599, 301929, 704501, 753483, 1758127, 2113503, 5274381, 70021043, 210063129, 490147301, 1330399817, 1470441903, 3991199451, 9312798719, 27938396157]

約数ペア:

[(1, 27938396157), (3, 9312798719), (7, 3991199451), (19, 1470441903), (21, 1330399817), (57, 490147301), (133, 210063129), (399, 70021043), (5297, 5274381), (13219, 2113503), (15891, 1758127), (37079, 753483), (39657, 704501), (92533, 301929), (100643, 277599), (111237, 251161)]