27660428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 54835200

約数和(自身を除く): 27174772

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 79, 158, 271, 316, 323, 542, 646, 1084, 1292, 1343, 1501, 2686, 3002, 4607, 5149, 5372, 6004, 9214, 10298, 18428, 20596, 21409, 25517, 42818, 51034, 85636, 87533, 102068, 175066, 350132, 363953, 406771, 727906, 813542, 1455812, 1627084, 6915107, 13830214, 27660428]

約数ペア:

[(1, 27660428), (2, 13830214), (4, 6915107), (17, 1627084), (19, 1455812), (34, 813542), (38, 727906), (68, 406771), (76, 363953), (79, 350132), (158, 175066), (271, 102068), (316, 87533), (323, 85636), (542, 51034), (646, 42818), (1084, 25517), (1292, 21409), (1343, 20596), (1501, 18428), (2686, 10298), (3002, 9214), (4607, 6004), (5149, 5372)]