7779128

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2687

約数の個数: 32

約数和(自身を含む): 16990560

約数和(自身を除く): 9211432

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2621, 2968, 5242, 10484, 18347, 20968, 36694, 73388, 138913, 146776, 277826, 555652, 972391, 1111304, 1944782, 3889564, 7779128]

約数ペア:

[(1, 7779128), (2, 3889564), (4, 1944782), (7, 1111304), (8, 972391), (14, 555652), (28, 277826), (53, 146776), (56, 138913), (106, 73388), (212, 36694), (371, 20968), (424, 18347), (742, 10484), (1484, 5242), (2621, 2968)]