2015559

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 3773952

約数和(自身を除く): 1758393

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 107, 117, 161, 207, 273, 299, 321, 483, 749, 819, 897, 963, 1391, 1449, 2093, 2247, 2461, 2691, 4173, 6279, 6741, 7383, 9737, 12519, 17227, 18837, 22149, 29211, 31993, 51681, 87633, 95979, 155043, 223951, 287937, 671853, 2015559]

約数ペア:

[(1, 2015559), (3, 671853), (7, 287937), (9, 223951), (13, 155043), (21, 95979), (23, 87633), (39, 51681), (63, 31993), (69, 29211), (91, 22149), (107, 18837), (117, 17227), (161, 12519), (207, 9737), (273, 7383), (299, 6741), (321, 6279), (483, 4173), (749, 2691), (819, 2461), (897, 2247), (963, 2093), (1391, 1449)]