398996416

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9787}}^1$

素因数の和:9826

約数の個数: 84

約数和(自身を含む): 991974648

約数和(自身を除く): 592978232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 448, 637, 728, 784, 832, 1274, 1456, 1568, 2548, 2912, 3136, 5096, 5824, 9787, 10192, 19574, 20384, 39148, 40768, 68509, 78296, 127231, 137018, 156592, 254462, 274036, 313184, 479563, 508924, 548072, 626368, 890617, 959126, 1017848, 1096144, 1781234, 1918252, 2035696, 2192288, 3562468, 3836504, 4071392, 4384576, 6234319, 7124936, 7673008, 8142784, 12468638, 14249872, 15346016, 24937276, 28499744, 30692032, 49874552, 56999488, 99749104, 199498208, 398996416]

約数ペア:

[(1, 398996416), (2, 199498208), (4, 99749104), (7, 56999488), (8, 49874552), (13, 30692032), (14, 28499744), (16, 24937276), (26, 15346016), (28, 14249872), (32, 12468638), (49, 8142784), (52, 7673008), (56, 7124936), (64, 6234319), (91, 4384576), (98, 4071392), (104, 3836504), (112, 3562468), (182, 2192288), (196, 2035696), (208, 1918252), (224, 1781234), (364, 1096144), (392, 1017848), (416, 959126), (448, 890617), (637, 626368), (728, 548072), (784, 508924), (832, 479563), (1274, 313184), (1456, 274036), (1568, 254462), (2548, 156592), (2912, 137018), (3136, 127231), (5096, 78296), (5824, 68509), (9787, 40768), (10192, 39148), (19574, 20384)]