131291748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1$

素因数の和:1666

約数の個数: 144

約数和(自身を含む): 422997120

約数和(自身を除く): 291705372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 51, 57, 63, 68, 76, 84, 102, 114, 119, 126, 133, 153, 171, 204, 228, 238, 252, 266, 306, 323, 342, 357, 399, 476, 532, 612, 646, 684, 714, 798, 969, 1071, 1197, 1292, 1428, 1596, 1613, 1938, 2142, 2261, 2394, 2907, 3226, 3876, 4284, 4522, 4788, 4839, 5814, 6452, 6783, 9044, 9678, 11291, 11628, 13566, 14517, 19356, 20349, 22582, 27132, 27421, 29034, 30647, 33873, 40698, 45164, 54842, 58068, 61294, 67746, 81396, 82263, 91941, 101619, 109684, 122588, 135492, 164526, 183882, 191947, 203238, 214529, 246789, 275823, 329052, 367764, 383894, 406476, 429058, 493578, 520999, 551646, 575841, 643587, 767788, 858116, 987156, 1041998, 1103292, 1151682, 1287174, 1562997, 1727523, 1930761, 2083996, 2303364, 2574348, 3125994, 3455046, 3646993, 3861522, 4688991, 6251988, 6910092, 7293986, 7723044, 9377982, 10940979, 14587972, 18755964, 21881958, 32822937, 43763916, 65645874, 131291748]

約数ペア:

[(1, 131291748), (2, 65645874), (3, 43763916), (4, 32822937), (6, 21881958), (7, 18755964), (9, 14587972), (12, 10940979), (14, 9377982), (17, 7723044), (18, 7293986), (19, 6910092), (21, 6251988), (28, 4688991), (34, 3861522), (36, 3646993), (38, 3455046), (42, 3125994), (51, 2574348), (57, 2303364), (63, 2083996), (68, 1930761), (76, 1727523), (84, 1562997), (102, 1287174), (114, 1151682), (119, 1103292), (126, 1041998), (133, 987156), (153, 858116), (171, 767788), (204, 643587), (228, 575841), (238, 551646), (252, 520999), (266, 493578), (306, 429058), (323, 406476), (342, 383894), (357, 367764), (399, 329052), (476, 275823), (532, 246789), (612, 214529), (646, 203238), (684, 191947), (714, 183882), (798, 164526), (969, 135492), (1071, 122588), (1197, 109684), (1292, 101619), (1428, 91941), (1596, 82263), (1613, 81396), (1938, 67746), (2142, 61294), (2261, 58068), (2394, 54842), (2907, 45164), (3226, 40698), (3876, 33873), (4284, 30647), (4522, 29034), (4788, 27421), (4839, 27132), (5814, 22582), (6452, 20349), (6783, 19356), (9044, 14517), (9678, 13566), (11291, 11628)]