28167256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1579

約数の個数: 32

約数和(自身を含む): 57204000

約数和(自身を除く): 29036744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 1361, 1592, 2587, 2722, 5174, 5444, 10348, 10888, 17693, 20696, 35386, 70772, 141544, 270839, 541678, 1083356, 2166712, 3520907, 7041814, 14083628, 28167256]

約数ペア:

[(1, 28167256), (2, 14083628), (4, 7041814), (8, 3520907), (13, 2166712), (26, 1083356), (52, 541678), (104, 270839), (199, 141544), (398, 70772), (796, 35386), (1361, 20696), (1592, 17693), (2587, 10888), (2722, 10348), (5174, 5444)]