2171540979

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{571}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 3329424384

約数和(自身を除く): 1157883405

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 317, 387, 571, 951, 1333, 1713, 2853, 3999, 5139, 9827, 11997, 13631, 17701, 24553, 29481, 40893, 53103, 73659, 88443, 122679, 159309, 181007, 220977, 422561, 543021, 761143, 1267683, 1629063, 2283429, 3803049, 5611217, 6850287, 7783301, 16833651, 23349903, 50500953, 70049709, 241282331, 723846993, 2171540979]

約数ペア:

[(1, 2171540979), (3, 723846993), (9, 241282331), (31, 70049709), (43, 50500953), (93, 23349903), (129, 16833651), (279, 7783301), (317, 6850287), (387, 5611217), (571, 3803049), (951, 2283429), (1333, 1629063), (1713, 1267683), (2853, 761143), (3999, 543021), (5139, 422561), (9827, 220977), (11997, 181007), (13631, 159309), (17701, 122679), (24553, 88443), (29481, 73659), (40893, 53103)]