81332944

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9431}}^1$

素因数の和:9464

約数の個数: 60

約数和(自身を含む): 199996128

約数和(自身を除く): 118663184

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 4312, 8624, 9431, 18862, 37724, 66017, 75448, 103741, 132034, 150896, 207482, 264068, 414964, 462119, 528136, 726187, 829928, 924238, 1056272, 1452374, 1659856, 1848476, 2904748, 3696952, 5083309, 5809496, 7393904, 10166618, 11618992, 20333236, 40666472, 81332944]

約数ペア:

[(1, 81332944), (2, 40666472), (4, 20333236), (7, 11618992), (8, 10166618), (11, 7393904), (14, 5809496), (16, 5083309), (22, 3696952), (28, 2904748), (44, 1848476), (49, 1659856), (56, 1452374), (77, 1056272), (88, 924238), (98, 829928), (112, 726187), (154, 528136), (176, 462119), (196, 414964), (308, 264068), (392, 207482), (539, 150896), (616, 132034), (784, 103741), (1078, 75448), (1232, 66017), (2156, 37724), (4312, 18862), (8624, 9431)]