78462891

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7211}}^1$

素因数の和:7264

約数の個数: 32

約数和(自身を含む): 129239040

約数和(自身を除く): 50776149

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 279, 351, 403, 837, 1209, 3627, 7211, 10881, 21633, 64899, 93743, 194697, 223541, 281229, 670623, 843687, 2011869, 2531061, 2906033, 6035607, 8718099, 26154297, 78462891]

約数ペア:

[(1, 78462891), (3, 26154297), (9, 8718099), (13, 6035607), (27, 2906033), (31, 2531061), (39, 2011869), (93, 843687), (117, 670623), (279, 281229), (351, 223541), (403, 194697), (837, 93743), (1209, 64899), (3627, 21633), (7211, 10881)]