1389313856

素因数分解:

$2^6\times 7^2\times {\mathrm{31}}^2\times {\mathrm{461}}^1$

素因数の和:549

約数の個数: 126

約数和(自身を含む): 3321007074

約数和(自身を除く): 1931693218

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 196, 217, 224, 248, 392, 434, 448, 461, 496, 784, 868, 922, 961, 992, 1519, 1568, 1736, 1844, 1922, 1984, 3038, 3136, 3227, 3472, 3688, 3844, 6076, 6454, 6727, 6944, 7376, 7688, 12152, 12908, 13454, 13888, 14291, 14752, 15376, 22589, 24304, 25816, 26908, 28582, 29504, 30752, 45178, 47089, 48608, 51632, 53816, 57164, 61504, 90356, 94178, 97216, 100037, 103264, 107632, 114328, 180712, 188356, 200074, 206528, 215264, 228656, 361424, 376712, 400148, 430528, 443021, 457312, 700259, 722848, 753424, 800296, 886042, 914624, 1400518, 1445696, 1506848, 1600592, 1772084, 2801036, 3013696, 3101147, 3201184, 3544168, 5602072, 6202294, 6402368, 7088336, 11204144, 12404588, 14176672, 21708029, 22408288, 24809176, 28353344, 43416058, 44816576, 49618352, 86832116, 99236704, 173664232, 198473408, 347328464, 694656928, 1389313856]

約数ペア:

[(1, 1389313856), (2, 694656928), (4, 347328464), (7, 198473408), (8, 173664232), (14, 99236704), (16, 86832116), (28, 49618352), (31, 44816576), (32, 43416058), (49, 28353344), (56, 24809176), (62, 22408288), (64, 21708029), (98, 14176672), (112, 12404588), (124, 11204144), (196, 7088336), (217, 6402368), (224, 6202294), (248, 5602072), (392, 3544168), (434, 3201184), (448, 3101147), (461, 3013696), (496, 2801036), (784, 1772084), (868, 1600592), (922, 1506848), (961, 1445696), (992, 1400518), (1519, 914624), (1568, 886042), (1736, 800296), (1844, 753424), (1922, 722848), (1984, 700259), (3038, 457312), (3136, 443021), (3227, 430528), (3472, 400148), (3688, 376712), (3844, 361424), (6076, 228656), (6454, 215264), (6727, 206528), (6944, 200074), (7376, 188356), (7688, 180712), (12152, 114328), (12908, 107632), (13454, 103264), (13888, 100037), (14291, 97216), (14752, 94178), (15376, 90356), (22589, 61504), (24304, 57164), (25816, 53816), (26908, 51632), (28582, 48608), (29504, 47089), (30752, 45178)]