16497999

素因数分解:

$3^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 56

約数和(自身を含む): 29274912

約数和(自身を除く): 12776913

約数列:

[1, 3, 7, 9, 21, 27, 53, 61, 63, 81, 159, 183, 189, 243, 371, 427, 477, 549, 567, 729, 1113, 1281, 1431, 1647, 1701, 3233, 3339, 3843, 4293, 4941, 5103, 9699, 10017, 11529, 12879, 14823, 22631, 29097, 30051, 34587, 38637, 44469, 67893, 87291, 90153, 103761, 203679, 261873, 270459, 311283, 611037, 785619, 1833111, 2356857, 5499333, 16497999]

約数ペア:

[(1, 16497999), (3, 5499333), (7, 2356857), (9, 1833111), (21, 785619), (27, 611037), (53, 311283), (61, 270459), (63, 261873), (81, 203679), (159, 103761), (183, 90153), (189, 87291), (243, 67893), (371, 44469), (427, 38637), (477, 34587), (549, 30051), (567, 29097), (729, 22631), (1113, 14823), (1281, 12879), (1431, 11529), (1647, 10017), (1701, 9699), (3233, 5103), (3339, 4941), (3843, 4293)]