28681036364

素因数分解:

$2^2\times {\mathrm{61}}^2\times {\mathrm{127}}^1\times {\mathrm{15173}}^1$

素因数の和:15426

約数の個数: 36

約数和(自身を含む): 51433304832

約数和(自身を除く): 22752268468

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 3721, 7442, 7747, 14884, 15173, 15494, 30346, 30988, 60692, 472567, 925553, 945134, 1851106, 1890268, 1926971, 3702212, 3853942, 7707884, 56458733, 112917466, 117545231, 225834932, 235090462, 470180924, 7170259091, 14340518182, 28681036364]

約数ペア:

[(1, 28681036364), (2, 14340518182), (4, 7170259091), (61, 470180924), (122, 235090462), (127, 225834932), (244, 117545231), (254, 112917466), (508, 56458733), (3721, 7707884), (7442, 3853942), (7747, 3702212), (14884, 1926971), (15173, 1890268), (15494, 1851106), (30346, 945134), (30988, 925553), (60692, 472567)]