513365216

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 1275015168

約数和(自身を除く): 761649952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 71, 91, 104, 112, 142, 169, 182, 191, 208, 224, 284, 338, 364, 382, 416, 497, 568, 676, 728, 764, 923, 994, 1136, 1183, 1337, 1352, 1456, 1528, 1846, 1988, 2272, 2366, 2483, 2674, 2704, 2912, 3056, 3692, 3976, 4732, 4966, 5348, 5408, 6112, 6461, 7384, 7952, 9464, 9932, 10696, 11999, 12922, 13561, 14768, 15904, 17381, 18928, 19864, 21392, 23998, 25844, 27122, 29536, 32279, 34762, 37856, 39728, 42784, 47996, 51688, 54244, 64558, 69524, 79456, 83993, 94927, 95992, 103376, 108488, 129116, 139048, 167986, 176293, 189854, 191984, 206752, 216976, 225953, 258232, 278096, 335972, 352586, 379708, 383968, 433952, 451906, 516464, 556192, 671944, 705172, 759416, 903812, 1032928, 1234051, 1343888, 1410344, 1518832, 1807624, 2291809, 2468102, 2687776, 2820688, 3037664, 3615248, 4583618, 4936204, 5641376, 7230496, 9167236, 9872408, 16042663, 18334472, 19744816, 32085326, 36668944, 39489632, 64170652, 73337888, 128341304, 256682608, 513365216]

約数ペア:

[(1, 513365216), (2, 256682608), (4, 128341304), (7, 73337888), (8, 64170652), (13, 39489632), (14, 36668944), (16, 32085326), (26, 19744816), (28, 18334472), (32, 16042663), (52, 9872408), (56, 9167236), (71, 7230496), (91, 5641376), (104, 4936204), (112, 4583618), (142, 3615248), (169, 3037664), (182, 2820688), (191, 2687776), (208, 2468102), (224, 2291809), (284, 1807624), (338, 1518832), (364, 1410344), (382, 1343888), (416, 1234051), (497, 1032928), (568, 903812), (676, 759416), (728, 705172), (764, 671944), (923, 556192), (994, 516464), (1136, 451906), (1183, 433952), (1337, 383968), (1352, 379708), (1456, 352586), (1528, 335972), (1846, 278096), (1988, 258232), (2272, 225953), (2366, 216976), (2483, 206752), (2674, 191984), (2704, 189854), (2912, 176293), (3056, 167986), (3692, 139048), (3976, 129116), (4732, 108488), (4966, 103376), (5348, 95992), (5408, 94927), (6112, 83993), (6461, 79456), (7384, 69524), (7952, 64558), (9464, 54244), (9932, 51688), (10696, 47996), (11999, 42784), (12922, 39728), (13561, 37856), (14768, 34762), (15904, 32279), (17381, 29536), (18928, 27122), (19864, 25844), (21392, 23998)]