212694328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{709}}^1$

素因数の和:1220

約数の個数: 64

約数和(自身を含む): 498931200

約数和(自身を除く): 286236872

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 487, 616, 709, 974, 1418, 1948, 2836, 3409, 3896, 4963, 5357, 5672, 6818, 7799, 9926, 10714, 13636, 15598, 19852, 21428, 27272, 31196, 37499, 39704, 42856, 54593, 62392, 74998, 109186, 149996, 218372, 299992, 345283, 436744, 690566, 1381132, 2416981, 2762264, 3798113, 4833962, 7596226, 9667924, 15192452, 19335848, 26586791, 30384904, 53173582, 106347164, 212694328]

約数ペア:

[(1, 212694328), (2, 106347164), (4, 53173582), (7, 30384904), (8, 26586791), (11, 19335848), (14, 15192452), (22, 9667924), (28, 7596226), (44, 4833962), (56, 3798113), (77, 2762264), (88, 2416981), (154, 1381132), (308, 690566), (487, 436744), (616, 345283), (709, 299992), (974, 218372), (1418, 149996), (1948, 109186), (2836, 74998), (3409, 62392), (3896, 54593), (4963, 42856), (5357, 39704), (5672, 37499), (6818, 31196), (7799, 27272), (9926, 21428), (10714, 19852), (13636, 15598)]