213080608

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:139

約数の個数: 108

約数和(自身を含む): 480828474

約数和(自身を除く): 267747866

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 41, 52, 62, 82, 104, 124, 164, 169, 208, 248, 328, 338, 403, 416, 496, 533, 656, 676, 806, 961, 992, 1066, 1271, 1312, 1352, 1612, 1922, 2132, 2542, 2704, 3224, 3844, 4264, 5084, 5239, 5408, 6448, 6929, 7688, 8528, 10168, 10478, 12493, 12896, 13858, 15376, 16523, 17056, 20336, 20956, 24986, 27716, 30752, 33046, 39401, 40672, 41912, 49972, 55432, 66092, 78802, 83824, 99944, 110864, 132184, 157604, 162409, 167648, 199888, 214799, 221728, 264368, 315208, 324818, 399776, 429598, 512213, 528736, 630416, 649636, 859196, 1024426, 1260832, 1299272, 1718392, 2048852, 2598544, 3436784, 4097704, 5197088, 6658769, 6873568, 8195408, 13317538, 16390816, 26635076, 53270152, 106540304, 213080608]

約数ペア:

[(1, 213080608), (2, 106540304), (4, 53270152), (8, 26635076), (13, 16390816), (16, 13317538), (26, 8195408), (31, 6873568), (32, 6658769), (41, 5197088), (52, 4097704), (62, 3436784), (82, 2598544), (104, 2048852), (124, 1718392), (164, 1299272), (169, 1260832), (208, 1024426), (248, 859196), (328, 649636), (338, 630416), (403, 528736), (416, 512213), (496, 429598), (533, 399776), (656, 324818), (676, 315208), (806, 264368), (961, 221728), (992, 214799), (1066, 199888), (1271, 167648), (1312, 162409), (1352, 157604), (1612, 132184), (1922, 110864), (2132, 99944), (2542, 83824), (2704, 78802), (3224, 66092), (3844, 55432), (4264, 49972), (5084, 41912), (5239, 40672), (5408, 39401), (6448, 33046), (6929, 30752), (7688, 27716), (8528, 24986), (10168, 20956), (10478, 20336), (12493, 17056), (12896, 16523), (13858, 15376)]