53219817

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 93375360

約数和(自身を除く): 40155543

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 173, 257, 399, 519, 771, 1197, 1211, 1557, 1799, 2313, 3287, 3633, 4883, 5397, 9861, 10899, 14649, 16191, 23009, 29583, 34181, 43947, 44461, 69027, 102543, 133383, 207081, 307629, 311227, 400149, 844759, 933681, 2534277, 2801043, 5913313, 7602831, 17739939, 53219817]

約数ペア:

[(1, 53219817), (3, 17739939), (7, 7602831), (9, 5913313), (19, 2801043), (21, 2534277), (57, 933681), (63, 844759), (133, 400149), (171, 311227), (173, 307629), (257, 207081), (399, 133383), (519, 102543), (771, 69027), (1197, 44461), (1211, 43947), (1557, 34181), (1799, 29583), (2313, 23009), (3287, 16191), (3633, 14649), (4883, 10899), (5397, 9861)]