27840813

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 50921472

約数和(自身を除く): 23080659

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 73, 77, 91, 127, 143, 219, 231, 273, 381, 429, 511, 803, 889, 949, 1001, 1397, 1533, 1651, 2409, 2667, 2847, 3003, 4191, 4953, 5621, 6643, 9271, 9779, 10439, 11557, 16863, 18161, 19929, 27813, 29337, 31317, 34671, 54483, 64897, 73073, 101981, 120523, 127127, 194691, 219219, 305943, 361569, 381381, 713867, 843661, 1325753, 2141601, 2530983, 3977259, 9280271, 27840813]

約数ペア:

[(1, 27840813), (3, 9280271), (7, 3977259), (11, 2530983), (13, 2141601), (21, 1325753), (33, 843661), (39, 713867), (73, 381381), (77, 361569), (91, 305943), (127, 219219), (143, 194691), (219, 127127), (231, 120523), (273, 101981), (381, 73073), (429, 64897), (511, 54483), (803, 34671), (889, 31317), (949, 29337), (1001, 27813), (1397, 19929), (1533, 18161), (1651, 16863), (2409, 11557), (2667, 10439), (2847, 9779), (3003, 9271), (4191, 6643), (4953, 5621)]