27996879771

素因数分解:

$3^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{116731}}^1$

素因数の和:116803

約数の個数: 56

約数和(自身を含む): 48993821184

約数和(自身を除く): 20996941413

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 243, 329, 423, 567, 729, 987, 1269, 1701, 2961, 3807, 5103, 8883, 11421, 26649, 34263, 79947, 116731, 239841, 350193, 817117, 1050579, 2451351, 3151737, 5486357, 7354053, 9455211, 16459071, 22062159, 28365633, 38404499, 49377213, 66186477, 85096899, 115213497, 148131639, 198559431, 345640491, 444394917, 595678293, 1036921473, 1333184751, 3110764419, 3999554253, 9332293257, 27996879771]

約数ペア:

[(1, 27996879771), (3, 9332293257), (7, 3999554253), (9, 3110764419), (21, 1333184751), (27, 1036921473), (47, 595678293), (63, 444394917), (81, 345640491), (141, 198559431), (189, 148131639), (243, 115213497), (329, 85096899), (423, 66186477), (567, 49377213), (729, 38404499), (987, 28365633), (1269, 22062159), (1701, 16459071), (2961, 9455211), (3807, 7354053), (5103, 5486357), (8883, 3151737), (11421, 2451351), (26649, 1050579), (34263, 817117), (79947, 350193), (116731, 239841)]