28081288

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{569}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 54720000

約数和(自身を除く): 26638712

約数列:

[1, 2, 4, 8, 31, 62, 124, 199, 248, 398, 569, 796, 1138, 1592, 2276, 4552, 6169, 12338, 17639, 24676, 35278, 49352, 70556, 113231, 141112, 226462, 452924, 905848, 3510161, 7020322, 14040644, 28081288]

約数ペア:

[(1, 28081288), (2, 14040644), (4, 7020322), (8, 3510161), (31, 905848), (62, 452924), (124, 226462), (199, 141112), (248, 113231), (398, 70556), (569, 49352), (796, 35278), (1138, 24676), (1592, 17639), (2276, 12338), (4552, 6169)]