127492071

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{6521}}^1$

素因数の和:6564

約数の個数: 32

約数和(自身を含む): 208704000

約数和(自身を除く): 81211929

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 6517, 6521, 19551, 19563, 45647, 123899, 136941, 319529, 371697, 867293, 958587, 2236703, 2601879, 6071051, 6710109, 18213153, 42497357, 127492071]

約数ペア:

[(1, 127492071), (3, 42497357), (7, 18213153), (19, 6710109), (21, 6071051), (49, 2601879), (57, 2236703), (133, 958587), (147, 867293), (343, 371697), (399, 319529), (931, 136941), (1029, 123899), (2793, 45647), (6517, 19563), (6521, 19551)]