68869737

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 116640000

約数和(自身を除く): 47770263

約数列:

[1, 3, 9, 17, 19, 27, 51, 53, 57, 149, 153, 159, 171, 323, 447, 459, 477, 513, 901, 969, 1007, 1341, 1431, 2533, 2703, 2831, 2907, 3021, 4023, 7599, 7897, 8109, 8493, 8721, 9063, 17119, 22797, 23691, 24327, 25479, 27189, 48127, 51357, 68391, 71073, 76437, 134249, 144381, 150043, 154071, 213219, 402747, 433143, 450129, 462213, 1208241, 1299429, 1350387, 2550731, 3624723, 4051161, 7652193, 22956579, 68869737]

約数ペア:

[(1, 68869737), (3, 22956579), (9, 7652193), (17, 4051161), (19, 3624723), (27, 2550731), (51, 1350387), (53, 1299429), (57, 1208241), (149, 462213), (153, 450129), (159, 433143), (171, 402747), (323, 213219), (447, 154071), (459, 150043), (477, 144381), (513, 134249), (901, 76437), (969, 71073), (1007, 68391), (1341, 51357), (1431, 48127), (2533, 27189), (2703, 25479), (2831, 24327), (2907, 23691), (3021, 22797), (4023, 17119), (7599, 9063), (7897, 8721), (8109, 8493)]