28731768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5417}}^1$

素因数の和:5456

約数の個数: 64

約数和(自身を含む): 81920160

約数和(自身を除く): 53188392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 5304, 5417, 10834, 16251, 21668, 32502, 43336, 65004, 70421, 92089, 130008, 140842, 184178, 211263, 276267, 281684, 368356, 422526, 552534, 563368, 736712, 845052, 1105068, 1197157, 1690104, 2210136, 2394314, 3591471, 4788628, 7182942, 9577256, 14365884, 28731768]

約数ペア:

[(1, 28731768), (2, 14365884), (3, 9577256), (4, 7182942), (6, 4788628), (8, 3591471), (12, 2394314), (13, 2210136), (17, 1690104), (24, 1197157), (26, 1105068), (34, 845052), (39, 736712), (51, 563368), (52, 552534), (68, 422526), (78, 368356), (102, 281684), (104, 276267), (136, 211263), (156, 184178), (204, 140842), (221, 130008), (312, 92089), (408, 70421), (442, 65004), (663, 43336), (884, 32502), (1326, 21668), (1768, 16251), (2652, 10834), (5304, 5417)]