81499308

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{41}}^1$

素因数の和:144

約数の個数: 108

約数和(自身を含む): 220066056

約数和(自身を除く): 138566748

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 41, 44, 66, 74, 82, 111, 121, 123, 132, 148, 164, 222, 242, 246, 363, 407, 444, 451, 484, 492, 726, 814, 902, 1221, 1353, 1369, 1452, 1517, 1628, 1804, 2442, 2706, 2738, 3034, 4107, 4477, 4551, 4884, 4961, 5412, 5476, 6068, 8214, 8954, 9102, 9922, 13431, 14883, 15059, 16428, 16687, 17908, 18204, 19844, 26862, 29766, 30118, 33374, 45177, 50061, 53724, 56129, 59532, 60236, 66748, 90354, 100122, 112258, 165649, 168387, 180708, 183557, 200244, 224516, 331298, 336774, 367114, 496947, 550671, 617419, 662596, 673548, 734228, 993894, 1101342, 1234838, 1852257, 1987788, 2202684, 2469676, 3704514, 6791609, 7409028, 13583218, 20374827, 27166436, 40749654, 81499308]

約数ペア:

[(1, 81499308), (2, 40749654), (3, 27166436), (4, 20374827), (6, 13583218), (11, 7409028), (12, 6791609), (22, 3704514), (33, 2469676), (37, 2202684), (41, 1987788), (44, 1852257), (66, 1234838), (74, 1101342), (82, 993894), (111, 734228), (121, 673548), (123, 662596), (132, 617419), (148, 550671), (164, 496947), (222, 367114), (242, 336774), (246, 331298), (363, 224516), (407, 200244), (444, 183557), (451, 180708), (484, 168387), (492, 165649), (726, 112258), (814, 100122), (902, 90354), (1221, 66748), (1353, 60236), (1369, 59532), (1452, 56129), (1517, 53724), (1628, 50061), (1804, 45177), (2442, 33374), (2706, 30118), (2738, 29766), (3034, 26862), (4107, 19844), (4477, 18204), (4551, 17908), (4884, 16687), (4961, 16428), (5412, 15059), (5476, 14883), (6068, 13431), (8214, 9922), (8954, 9102)]