2781597

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 4773888

約数和(自身を除く): 1992291

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 443, 483, 897, 1329, 2093, 3101, 5759, 6279, 9303, 10189, 17277, 30567, 40313, 71323, 120939, 132457, 213969, 397371, 927199, 2781597]

約数ペア:

[(1, 2781597), (3, 927199), (7, 397371), (13, 213969), (21, 132457), (23, 120939), (39, 71323), (69, 40313), (91, 30567), (161, 17277), (273, 10189), (299, 9303), (443, 6279), (483, 5759), (897, 3101), (1329, 2093)]