208790634

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1695

約数の個数: 64

約数和(自身を含む): 481178880

約数和(自身を除く): 272388246

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 101, 102, 202, 221, 303, 442, 606, 663, 1313, 1326, 1559, 1717, 2626, 3118, 3434, 3939, 4677, 5151, 7878, 9354, 10302, 20267, 22321, 26503, 40534, 44642, 53006, 60801, 66963, 79509, 121602, 133926, 157459, 159018, 314918, 344539, 472377, 689078, 944754, 1033617, 2046967, 2067234, 2676803, 4093934, 5353606, 6140901, 8030409, 12281802, 16060818, 34798439, 69596878, 104395317, 208790634]

約数ペア:

[(1, 208790634), (2, 104395317), (3, 69596878), (6, 34798439), (13, 16060818), (17, 12281802), (26, 8030409), (34, 6140901), (39, 5353606), (51, 4093934), (78, 2676803), (101, 2067234), (102, 2046967), (202, 1033617), (221, 944754), (303, 689078), (442, 472377), (606, 344539), (663, 314918), (1313, 159018), (1326, 157459), (1559, 133926), (1717, 121602), (2626, 79509), (3118, 66963), (3434, 60801), (3939, 53006), (4677, 44642), (5151, 40534), (7878, 26503), (9354, 22321), (10302, 20267)]