80789967

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 64

約数和(自身を含む): 133902720

約数和(自身を除く): 53112753

約数列:

[1, 3, 9, 17, 27, 41, 51, 53, 81, 123, 153, 159, 243, 369, 459, 477, 697, 729, 901, 1107, 1377, 1431, 2091, 2173, 2187, 2703, 3321, 4131, 4293, 6273, 6519, 8109, 9963, 12393, 12879, 18819, 19557, 24327, 29889, 36941, 37179, 38637, 56457, 58671, 72981, 89667, 110823, 115911, 169371, 176013, 218943, 332469, 508113, 528039, 656829, 997407, 1524339, 1584117, 1970487, 2992221, 4752351, 8976663, 26929989, 80789967]

約数ペア:

[(1, 80789967), (3, 26929989), (9, 8976663), (17, 4752351), (27, 2992221), (41, 1970487), (51, 1584117), (53, 1524339), (81, 997407), (123, 656829), (153, 528039), (159, 508113), (243, 332469), (369, 218943), (459, 176013), (477, 169371), (697, 115911), (729, 110823), (901, 89667), (1107, 72981), (1377, 58671), (1431, 56457), (2091, 38637), (2173, 37179), (2187, 36941), (2703, 29889), (3321, 24327), (4131, 19557), (4293, 18819), (6273, 12879), (6519, 12393), (8109, 9963)]