168681942

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^2$

素因数の和:187

約数の個数: 108

約数和(自身を含む): 437897772

約数和(自身を除く): 269215830

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 71, 78, 99, 117, 142, 143, 169, 198, 213, 234, 286, 338, 426, 429, 507, 639, 781, 858, 923, 1014, 1278, 1287, 1521, 1562, 1846, 1859, 2343, 2574, 2769, 3042, 3718, 4686, 5041, 5538, 5577, 7029, 8307, 10082, 10153, 11154, 11999, 14058, 15123, 16614, 16731, 20306, 23998, 30246, 30459, 33462, 35997, 45369, 55451, 60918, 65533, 71994, 90738, 91377, 107991, 110902, 131066, 131989, 166353, 182754, 196599, 215982, 263978, 332706, 393198, 395967, 499059, 589797, 720863, 791934, 851929, 998118, 1179594, 1187901, 1441726, 1703858, 2162589, 2375802, 2555787, 4325178, 5111574, 6487767, 7667361, 9371219, 12975534, 15334722, 18742438, 28113657, 56227314, 84340971, 168681942]

約数ペア:

[(1, 168681942), (2, 84340971), (3, 56227314), (6, 28113657), (9, 18742438), (11, 15334722), (13, 12975534), (18, 9371219), (22, 7667361), (26, 6487767), (33, 5111574), (39, 4325178), (66, 2555787), (71, 2375802), (78, 2162589), (99, 1703858), (117, 1441726), (142, 1187901), (143, 1179594), (169, 998118), (198, 851929), (213, 791934), (234, 720863), (286, 589797), (338, 499059), (426, 395967), (429, 393198), (507, 332706), (639, 263978), (781, 215982), (858, 196599), (923, 182754), (1014, 166353), (1278, 131989), (1287, 131066), (1521, 110902), (1562, 107991), (1846, 91377), (1859, 90738), (2343, 71994), (2574, 65533), (2769, 60918), (3042, 55451), (3718, 45369), (4686, 35997), (5041, 33462), (5538, 30459), (5577, 30246), (7029, 23998), (8307, 20306), (10082, 16731), (10153, 16614), (11154, 15123), (11999, 14058)]