217401408

素因数分解:

$2^6\times 3^5\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2031

約数の個数: 168

約数和(自身を含む): 738908352

約数和(自身を除く): 521506944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 243, 252, 288, 324, 336, 378, 432, 448, 486, 504, 567, 576, 648, 672, 756, 864, 972, 1008, 1134, 1296, 1344, 1512, 1701, 1728, 1944, 1997, 2016, 2268, 2592, 3024, 3402, 3888, 3994, 4032, 4536, 5184, 5991, 6048, 6804, 7776, 7988, 9072, 11982, 12096, 13608, 13979, 15552, 15976, 17973, 18144, 23964, 27216, 27958, 31952, 35946, 36288, 41937, 47928, 53919, 54432, 55916, 63904, 71892, 83874, 95856, 107838, 108864, 111832, 125811, 127808, 143784, 161757, 167748, 191712, 215676, 223664, 251622, 287568, 323514, 335496, 377433, 383424, 431352, 447328, 485271, 503244, 575136, 647028, 670992, 754866, 862704, 894656, 970542, 1006488, 1132299, 1150272, 1294056, 1341984, 1509732, 1725408, 1941084, 2012976, 2264598, 2588112, 2683968, 3019464, 3396897, 3450816, 3882168, 4025952, 4529196, 5176224, 6038928, 6793794, 7764336, 8051904, 9058392, 10352448, 12077856, 13587588, 15528672, 18116784, 24155712, 27175176, 31057344, 36233568, 54350352, 72467136, 108700704, 217401408]

約数ペア:

[(1, 217401408), (2, 108700704), (3, 72467136), (4, 54350352), (6, 36233568), (7, 31057344), (8, 27175176), (9, 24155712), (12, 18116784), (14, 15528672), (16, 13587588), (18, 12077856), (21, 10352448), (24, 9058392), (27, 8051904), (28, 7764336), (32, 6793794), (36, 6038928), (42, 5176224), (48, 4529196), (54, 4025952), (56, 3882168), (63, 3450816), (64, 3396897), (72, 3019464), (81, 2683968), (84, 2588112), (96, 2264598), (108, 2012976), (112, 1941084), (126, 1725408), (144, 1509732), (162, 1341984), (168, 1294056), (189, 1150272), (192, 1132299), (216, 1006488), (224, 970542), (243, 894656), (252, 862704), (288, 754866), (324, 670992), (336, 647028), (378, 575136), (432, 503244), (448, 485271), (486, 447328), (504, 431352), (567, 383424), (576, 377433), (648, 335496), (672, 323514), (756, 287568), (864, 251622), (972, 223664), (1008, 215676), (1134, 191712), (1296, 167748), (1344, 161757), (1512, 143784), (1701, 127808), (1728, 125811), (1944, 111832), (1997, 108864), (2016, 107838), (2268, 95856), (2592, 83874), (3024, 71892), (3402, 63904), (3888, 55916), (3994, 54432), (4032, 53919), (4536, 47928), (5184, 41937), (5991, 36288), (6048, 35946), (6804, 31952), (7776, 27958), (7988, 27216), (9072, 23964), (11982, 18144), (12096, 17973), (13608, 15976), (13979, 15552)]