209821446

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 512179200

約数和(自身を除く): 302357754

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 151, 153, 171, 239, 302, 306, 323, 342, 453, 478, 646, 717, 906, 969, 1359, 1434, 1938, 2151, 2567, 2718, 2869, 2907, 4063, 4302, 4541, 5134, 5738, 5814, 7701, 8126, 8607, 9082, 12189, 13623, 15402, 17214, 23103, 24378, 25821, 27246, 36089, 36567, 40869, 46206, 48773, 51642, 72178, 73134, 77197, 81738, 97546, 108267, 146319, 154394, 216534, 231591, 292638, 324801, 438957, 463182, 613513, 649602, 685691, 694773, 877914, 1227026, 1371382, 1389546, 1840539, 2057073, 3681078, 4114146, 5521617, 6171219, 11043234, 11656747, 12342438, 23313494, 34970241, 69940482, 104910723, 209821446]

約数ペア:

[(1, 209821446), (2, 104910723), (3, 69940482), (6, 34970241), (9, 23313494), (17, 12342438), (18, 11656747), (19, 11043234), (34, 6171219), (38, 5521617), (51, 4114146), (57, 3681078), (102, 2057073), (114, 1840539), (151, 1389546), (153, 1371382), (171, 1227026), (239, 877914), (302, 694773), (306, 685691), (323, 649602), (342, 613513), (453, 463182), (478, 438957), (646, 324801), (717, 292638), (906, 231591), (969, 216534), (1359, 154394), (1434, 146319), (1938, 108267), (2151, 97546), (2567, 81738), (2718, 77197), (2869, 73134), (2907, 72178), (4063, 51642), (4302, 48773), (4541, 46206), (5134, 40869), (5738, 36567), (5814, 36089), (7701, 27246), (8126, 25821), (8607, 24378), (9082, 23103), (12189, 17214), (13623, 15402)]