128400734

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{3673}}^1$

素因数の和:3920

約数の個数: 32

約数和(自身を含む): 241249536

約数和(自身を除く): 112848802

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 227, 454, 1589, 2497, 3178, 3673, 4994, 7346, 17479, 25711, 34958, 40403, 51422, 80806, 282821, 565642, 833771, 1667542, 5836397, 9171481, 11672794, 18342962, 64200367, 128400734]

約数ペア:

[(1, 128400734), (2, 64200367), (7, 18342962), (11, 11672794), (14, 9171481), (22, 5836397), (77, 1667542), (154, 833771), (227, 565642), (454, 282821), (1589, 80806), (2497, 51422), (3178, 40403), (3673, 34958), (4994, 25711), (7346, 17479)]