68990823

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 116363520

約数和(自身を除く): 47372697

約数列:

[1, 3, 9, 11, 23, 33, 41, 69, 99, 123, 207, 253, 369, 451, 739, 759, 943, 1353, 2217, 2277, 2829, 4059, 6651, 8129, 8487, 10373, 16997, 24387, 30299, 31119, 50991, 73161, 90897, 93357, 152973, 186967, 272691, 333289, 560901, 696877, 999867, 1682703, 2090631, 2999601, 6271893, 7665647, 22996941, 68990823]

約数ペア:

[(1, 68990823), (3, 22996941), (9, 7665647), (11, 6271893), (23, 2999601), (33, 2090631), (41, 1682703), (69, 999867), (99, 696877), (123, 560901), (207, 333289), (253, 272691), (369, 186967), (451, 152973), (739, 93357), (759, 90897), (943, 73161), (1353, 50991), (2217, 31119), (2277, 30299), (2829, 24387), (4059, 16997), (6651, 10373), (8129, 8487)]