209914236

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{937}}^1$

素因数の和:1088

約数の個数: 108

約数和(自身を含む): 622771968

約数和(自身を除く): 412857732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 127, 147, 196, 252, 254, 294, 381, 441, 508, 588, 762, 882, 889, 937, 1143, 1524, 1764, 1778, 1874, 2286, 2667, 2811, 3556, 3748, 4572, 5334, 5622, 6223, 6559, 8001, 8433, 10668, 11244, 12446, 13118, 16002, 16866, 18669, 19677, 24892, 26236, 32004, 33732, 37338, 39354, 45913, 56007, 59031, 74676, 78708, 91826, 112014, 118062, 118999, 137739, 183652, 224028, 236124, 237998, 275478, 356997, 413217, 475996, 550956, 713994, 826434, 832993, 1070991, 1427988, 1652868, 1665986, 2141982, 2498979, 3331972, 4283964, 4997958, 5830951, 7496937, 9995916, 11661902, 14993874, 17492853, 23323804, 29987748, 34985706, 52478559, 69971412, 104957118, 209914236]

約数ペア:

[(1, 209914236), (2, 104957118), (3, 69971412), (4, 52478559), (6, 34985706), (7, 29987748), (9, 23323804), (12, 17492853), (14, 14993874), (18, 11661902), (21, 9995916), (28, 7496937), (36, 5830951), (42, 4997958), (49, 4283964), (63, 3331972), (84, 2498979), (98, 2141982), (126, 1665986), (127, 1652868), (147, 1427988), (196, 1070991), (252, 832993), (254, 826434), (294, 713994), (381, 550956), (441, 475996), (508, 413217), (588, 356997), (762, 275478), (882, 237998), (889, 236124), (937, 224028), (1143, 183652), (1524, 137739), (1764, 118999), (1778, 118062), (1874, 112014), (2286, 91826), (2667, 78708), (2811, 74676), (3556, 59031), (3748, 56007), (4572, 45913), (5334, 39354), (5622, 37338), (6223, 33732), (6559, 32004), (8001, 26236), (8433, 24892), (10668, 19677), (11244, 18669), (12446, 16866), (13118, 16002)]