1556547804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{74419}}^1$

素因数の和:74519

約数の個数: 72

約数和(自身を含む): 4550931840

約数和(自身を除く): 2994384036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 996, 1162, 1494, 1743, 2324, 2988, 3486, 5229, 6972, 10458, 20916, 74419, 148838, 223257, 297676, 446514, 520933, 669771, 893028, 1041866, 1339542, 1562799, 2083732, 2679084, 3125598, 4688397, 6176777, 6251196, 9376794, 12353554, 18530331, 18753588, 24707108, 37060662, 43237439, 55590993, 74121324, 86474878, 111181986, 129712317, 172949756, 222363972, 259424634, 389136951, 518849268, 778273902, 1556547804]

約数ペア:

[(1, 1556547804), (2, 778273902), (3, 518849268), (4, 389136951), (6, 259424634), (7, 222363972), (9, 172949756), (12, 129712317), (14, 111181986), (18, 86474878), (21, 74121324), (28, 55590993), (36, 43237439), (42, 37060662), (63, 24707108), (83, 18753588), (84, 18530331), (126, 12353554), (166, 9376794), (249, 6251196), (252, 6176777), (332, 4688397), (498, 3125598), (581, 2679084), (747, 2083732), (996, 1562799), (1162, 1339542), (1494, 1041866), (1743, 893028), (2324, 669771), (2988, 520933), (3486, 446514), (5229, 297676), (6972, 223257), (10458, 148838), (20916, 74419)]