221028112

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1889}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 438721920

約数和(自身を除く): 217693808

約数列:

[1, 2, 4, 8, 16, 71, 103, 142, 206, 284, 412, 568, 824, 1136, 1648, 1889, 3778, 7313, 7556, 14626, 15112, 29252, 30224, 58504, 117008, 134119, 194567, 268238, 389134, 536476, 778268, 1072952, 1556536, 2145904, 3113072, 13814257, 27628514, 55257028, 110514056, 221028112]

約数ペア:

[(1, 221028112), (2, 110514056), (4, 55257028), (8, 27628514), (16, 13814257), (71, 3113072), (103, 2145904), (142, 1556536), (206, 1072952), (284, 778268), (412, 536476), (568, 389134), (824, 268238), (1136, 194567), (1648, 134119), (1889, 117008), (3778, 58504), (7313, 30224), (7556, 29252), (14626, 15112)]