80235519

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3541}}^1$

素因数の和:3647

約数の個数: 32

約数和(自身を含む): 133292544

約数和(自身を除く): 53057025

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3237, 3541, 7553, 10623, 22659, 24787, 46033, 74361, 138099, 293903, 322231, 881709, 966693, 2057321, 3820739, 6171963, 11462217, 26745173, 80235519]

約数ペア:

[(1, 80235519), (3, 26745173), (7, 11462217), (13, 6171963), (21, 3820739), (39, 2057321), (83, 966693), (91, 881709), (249, 322231), (273, 293903), (581, 138099), (1079, 74361), (1743, 46033), (3237, 24787), (3541, 22659), (7553, 10623)]