81161976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1153}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 232646400

約数和(自身を除く): 151484424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 419, 838, 1153, 1257, 1676, 2306, 2514, 2933, 3352, 3459, 4612, 5028, 5866, 6918, 8071, 8799, 9224, 10056, 11732, 13836, 16142, 17598, 23464, 24213, 27672, 32284, 35196, 48426, 64568, 70392, 96852, 193704, 483107, 966214, 1449321, 1932428, 2898642, 3381749, 3864856, 5797284, 6763498, 10145247, 11594568, 13526996, 20290494, 27053992, 40580988, 81161976]

約数ペア:

[(1, 81161976), (2, 40580988), (3, 27053992), (4, 20290494), (6, 13526996), (7, 11594568), (8, 10145247), (12, 6763498), (14, 5797284), (21, 3864856), (24, 3381749), (28, 2898642), (42, 1932428), (56, 1449321), (84, 966214), (168, 483107), (419, 193704), (838, 96852), (1153, 70392), (1257, 64568), (1676, 48426), (2306, 35196), (2514, 32284), (2933, 27672), (3352, 24213), (3459, 23464), (4612, 17598), (5028, 16142), (5866, 13836), (6918, 11732), (8071, 10056), (8799, 9224)]