13172643

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 22464000

約数和(自身を除く): 9291357

約数列:

[1, 3, 9, 11, 19, 33, 47, 57, 99, 141, 149, 171, 209, 423, 447, 517, 627, 893, 1341, 1551, 1639, 1881, 2679, 2831, 4653, 4917, 7003, 8037, 8493, 9823, 14751, 21009, 25479, 29469, 31141, 63027, 77033, 88407, 93423, 133057, 231099, 280269, 399171, 693297, 1197513, 1463627, 4390881, 13172643]

約数ペア:

[(1, 13172643), (3, 4390881), (9, 1463627), (11, 1197513), (19, 693297), (33, 399171), (47, 280269), (57, 231099), (99, 133057), (141, 93423), (149, 88407), (171, 77033), (209, 63027), (423, 31141), (447, 29469), (517, 25479), (627, 21009), (893, 14751), (1341, 9823), (1551, 8493), (1639, 8037), (1881, 7003), (2679, 4917), (2831, 4653)]