204881859

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1367}}^1$

素因数の和:1457

約数の個数: 64

約数和(自身を含む): 379975680

約数和(自身を除く): 175093821

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 91, 117, 183, 189, 273, 351, 427, 549, 793, 819, 1281, 1367, 1647, 2379, 2457, 3843, 4101, 5551, 7137, 9569, 11529, 12303, 16653, 17771, 21411, 28707, 36909, 49959, 53313, 83387, 86121, 124397, 149877, 159939, 250161, 258363, 373191, 479817, 583709, 750483, 1084031, 1119573, 1751127, 2251449, 3252093, 3358719, 5253381, 7588217, 9756279, 15760143, 22764651, 29268837, 68293953, 204881859]

約数ペア:

[(1, 204881859), (3, 68293953), (7, 29268837), (9, 22764651), (13, 15760143), (21, 9756279), (27, 7588217), (39, 5253381), (61, 3358719), (63, 3252093), (91, 2251449), (117, 1751127), (183, 1119573), (189, 1084031), (273, 750483), (351, 583709), (427, 479817), (549, 373191), (793, 258363), (819, 250161), (1281, 159939), (1367, 149877), (1647, 124397), (2379, 86121), (2457, 83387), (3843, 53313), (4101, 49959), (5551, 36909), (7137, 28707), (9569, 21411), (11529, 17771), (12303, 16653)]