291036928

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2$

素因数の和:111

約数の個数: 162

約数和(自身を含む): 742867272

約数和(自身を除く): 451830344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 169, 182, 208, 217, 224, 248, 256, 338, 364, 403, 416, 434, 448, 496, 676, 728, 806, 832, 868, 896, 961, 992, 1183, 1352, 1456, 1612, 1664, 1736, 1792, 1922, 1984, 2366, 2704, 2821, 2912, 3224, 3328, 3472, 3844, 3968, 4732, 5239, 5408, 5642, 5824, 6448, 6727, 6944, 7688, 7936, 9464, 10478, 10816, 11284, 11648, 12493, 12896, 13454, 13888, 15376, 18928, 20956, 21632, 22568, 23296, 24986, 25792, 26908, 27776, 30752, 36673, 37856, 41912, 43264, 45136, 49972, 51584, 53816, 55552, 61504, 73346, 75712, 83824, 87451, 90272, 99944, 103168, 107632, 123008, 146692, 151424, 162409, 167648, 174902, 180544, 199888, 215264, 246016, 293384, 302848, 324818, 335296, 349804, 361088, 399776, 430528, 586768, 649636, 670592, 699608, 722176, 799552, 861056, 1136863, 1173536, 1299272, 1341184, 1399216, 1599104, 1722112, 2273726, 2347072, 2598544, 2798432, 3198208, 4547452, 4694144, 5197088, 5596864, 9094904, 9388288, 10394176, 11193728, 18189808, 20788352, 22387456, 36379616, 41576704, 72759232, 145518464, 291036928]

約数ペア:

[(1, 291036928), (2, 145518464), (4, 72759232), (7, 41576704), (8, 36379616), (13, 22387456), (14, 20788352), (16, 18189808), (26, 11193728), (28, 10394176), (31, 9388288), (32, 9094904), (52, 5596864), (56, 5197088), (62, 4694144), (64, 4547452), (91, 3198208), (104, 2798432), (112, 2598544), (124, 2347072), (128, 2273726), (169, 1722112), (182, 1599104), (208, 1399216), (217, 1341184), (224, 1299272), (248, 1173536), (256, 1136863), (338, 861056), (364, 799552), (403, 722176), (416, 699608), (434, 670592), (448, 649636), (496, 586768), (676, 430528), (728, 399776), (806, 361088), (832, 349804), (868, 335296), (896, 324818), (961, 302848), (992, 293384), (1183, 246016), (1352, 215264), (1456, 199888), (1612, 180544), (1664, 174902), (1736, 167648), (1792, 162409), (1922, 151424), (1984, 146692), (2366, 123008), (2704, 107632), (2821, 103168), (2912, 99944), (3224, 90272), (3328, 87451), (3472, 83824), (3844, 75712), (3968, 73346), (4732, 61504), (5239, 55552), (5408, 53816), (5642, 51584), (5824, 49972), (6448, 45136), (6727, 43264), (6944, 41912), (7688, 37856), (7936, 36673), (9464, 30752), (10478, 27776), (10816, 26908), (11284, 25792), (11648, 24986), (12493, 23296), (12896, 22568), (13454, 21632), (13888, 20956), (15376, 18928)]