28728456

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{251}}^2$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 75903600

約数和(自身を除く): 47175144

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 251, 456, 502, 753, 1004, 1506, 2008, 3012, 4769, 6024, 9538, 14307, 19076, 28614, 38152, 57228, 63001, 114456, 126002, 189003, 252004, 378006, 504008, 756012, 1197019, 1512024, 2394038, 3591057, 4788076, 7182114, 9576152, 14364228, 28728456]

約数ペア:

[(1, 28728456), (2, 14364228), (3, 9576152), (4, 7182114), (6, 4788076), (8, 3591057), (12, 2394038), (19, 1512024), (24, 1197019), (38, 756012), (57, 504008), (76, 378006), (114, 252004), (152, 189003), (228, 126002), (251, 114456), (456, 63001), (502, 57228), (753, 38152), (1004, 28614), (1506, 19076), (2008, 14307), (3012, 9538), (4769, 6024)]