26989984

素因数分解:

$2^5\times 7^3\times {\mathrm{2459}}^1$

素因数の和:2490

約数の個数: 48

約数和(自身を含む): 61992000

約数和(自身を除く): 35002016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2459, 2744, 4918, 5488, 9836, 10976, 17213, 19672, 34426, 39344, 68852, 78688, 120491, 137704, 240982, 275408, 481964, 550816, 843437, 963928, 1686874, 1927856, 3373748, 3855712, 6747496, 13494992, 26989984]

約数ペア:

[(1, 26989984), (2, 13494992), (4, 6747496), (7, 3855712), (8, 3373748), (14, 1927856), (16, 1686874), (28, 963928), (32, 843437), (49, 550816), (56, 481964), (98, 275408), (112, 240982), (196, 137704), (224, 120491), (343, 78688), (392, 68852), (686, 39344), (784, 34426), (1372, 19672), (1568, 17213), (2459, 10976), (2744, 9836), (4918, 5488)]