28240344

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 84324240

約数和(自身を除く): 56083896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 181, 197, 198, 264, 362, 394, 396, 543, 591, 724, 788, 792, 1086, 1182, 1448, 1576, 1629, 1773, 1991, 2167, 2172, 2364, 3258, 3546, 3982, 4334, 4344, 4728, 5973, 6501, 6516, 7092, 7964, 8668, 11946, 13002, 13032, 14184, 15928, 17336, 17919, 19503, 23892, 26004, 35657, 35838, 39006, 47784, 52008, 71314, 71676, 78012, 106971, 142628, 143352, 156024, 213942, 285256, 320913, 392227, 427884, 641826, 784454, 855768, 1176681, 1283652, 1568908, 2353362, 2567304, 3137816, 3530043, 4706724, 7060086, 9413448, 14120172, 28240344]

約数ペア:

[(1, 28240344), (2, 14120172), (3, 9413448), (4, 7060086), (6, 4706724), (8, 3530043), (9, 3137816), (11, 2567304), (12, 2353362), (18, 1568908), (22, 1283652), (24, 1176681), (33, 855768), (36, 784454), (44, 641826), (66, 427884), (72, 392227), (88, 320913), (99, 285256), (132, 213942), (181, 156024), (197, 143352), (198, 142628), (264, 106971), (362, 78012), (394, 71676), (396, 71314), (543, 52008), (591, 47784), (724, 39006), (788, 35838), (792, 35657), (1086, 26004), (1182, 23892), (1448, 19503), (1576, 17919), (1629, 17336), (1773, 15928), (1991, 14184), (2167, 13032), (2172, 13002), (2364, 11946), (3258, 8668), (3546, 7964), (3982, 7092), (4334, 6516), (4344, 6501), (4728, 5973)]